387703904

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:217

約数の個数: 144

約数和(自身を含む): 952505568

約数和(自身を除く): 564801664

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 53, 56, 68, 106, 112, 113, 119, 136, 212, 224, 226, 238, 272, 289, 371, 424, 452, 476, 544, 578, 742, 791, 848, 901, 904, 952, 1156, 1484, 1582, 1696, 1802, 1808, 1904, 1921, 2023, 2312, 2968, 3164, 3604, 3616, 3808, 3842, 4046, 4624, 5936, 5989, 6307, 6328, 7208, 7684, 8092, 9248, 11872, 11978, 12614, 12656, 13447, 14416, 15317, 15368, 16184, 23956, 25228, 25312, 26894, 28832, 30634, 30736, 32368, 32657, 41923, 47912, 50456, 53788, 61268, 61472, 64736, 65314, 83846, 95824, 100912, 101813, 107219, 107576, 122536, 130628, 167692, 191648, 201824, 203626, 214438, 215152, 228599, 245072, 261256, 335384, 407252, 428876, 430304, 457198, 490144, 522512, 670768, 712691, 814504, 857752, 914396, 1045024, 1341536, 1425382, 1629008, 1715504, 1730821, 1828792, 2850764, 3258016, 3431008, 3461642, 3657584, 5701528, 6923284, 7315168, 11403056, 12115747, 13846568, 22806112, 24231494, 27693136, 48462988, 55386272, 96925976, 193851952, 387703904]

約数ペア:

[(1, 387703904), (2, 193851952), (4, 96925976), (7, 55386272), (8, 48462988), (14, 27693136), (16, 24231494), (17, 22806112), (28, 13846568), (32, 12115747), (34, 11403056), (53, 7315168), (56, 6923284), (68, 5701528), (106, 3657584), (112, 3461642), (113, 3431008), (119, 3258016), (136, 2850764), (212, 1828792), (224, 1730821), (226, 1715504), (238, 1629008), (272, 1425382), (289, 1341536), (371, 1045024), (424, 914396), (452, 857752), (476, 814504), (544, 712691), (578, 670768), (742, 522512), (791, 490144), (848, 457198), (901, 430304), (904, 428876), (952, 407252), (1156, 335384), (1484, 261256), (1582, 245072), (1696, 228599), (1802, 215152), (1808, 214438), (1904, 203626), (1921, 201824), (2023, 191648), (2312, 167692), (2968, 130628), (3164, 122536), (3604, 107576), (3616, 107219), (3808, 101813), (3842, 100912), (4046, 95824), (4624, 83846), (5936, 65314), (5989, 64736), (6307, 61472), (6328, 61268), (7208, 53788), (7684, 50456), (8092, 47912), (9248, 41923), (11872, 32657), (11978, 32368), (12614, 30736), (12656, 30634), (13447, 28832), (14416, 26894), (15317, 25312), (15368, 25228), (16184, 23956)]