28766584

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:149

約数の個数: 128

約数和(自身を含む): 74027520

約数和(自身を除く): 45260936

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 41, 44, 56, 67, 68, 77, 82, 88, 119, 134, 136, 154, 164, 187, 238, 268, 287, 308, 328, 374, 451, 469, 476, 536, 574, 616, 697, 737, 748, 902, 938, 952, 1139, 1148, 1309, 1394, 1474, 1496, 1804, 1876, 2278, 2296, 2618, 2747, 2788, 2948, 3157, 3608, 3752, 4556, 4879, 5159, 5236, 5494, 5576, 5896, 6314, 7667, 7973, 9112, 9758, 10318, 10472, 10988, 12529, 12628, 15334, 15946, 19229, 19516, 20636, 21976, 25058, 25256, 30217, 30668, 31892, 38458, 39032, 41272, 46699, 50116, 53669, 60434, 61336, 63784, 76916, 87703, 93398, 100232, 107338, 120868, 153832, 175406, 186796, 211519, 214676, 241736, 326893, 350812, 373592, 423038, 429352, 513689, 653786, 701624, 846076, 1027378, 1307572, 1692152, 2054756, 2615144, 3595823, 4109512, 7191646, 14383292, 28766584]

約数ペア:

[(1, 28766584), (2, 14383292), (4, 7191646), (7, 4109512), (8, 3595823), (11, 2615144), (14, 2054756), (17, 1692152), (22, 1307572), (28, 1027378), (34, 846076), (41, 701624), (44, 653786), (56, 513689), (67, 429352), (68, 423038), (77, 373592), (82, 350812), (88, 326893), (119, 241736), (134, 214676), (136, 211519), (154, 186796), (164, 175406), (187, 153832), (238, 120868), (268, 107338), (287, 100232), (308, 93398), (328, 87703), (374, 76916), (451, 63784), (469, 61336), (476, 60434), (536, 53669), (574, 50116), (616, 46699), (697, 41272), (737, 39032), (748, 38458), (902, 31892), (938, 30668), (952, 30217), (1139, 25256), (1148, 25058), (1309, 21976), (1394, 20636), (1474, 19516), (1496, 19229), (1804, 15946), (1876, 15334), (2278, 12628), (2296, 12529), (2618, 10988), (2747, 10472), (2788, 10318), (2948, 9758), (3157, 9112), (3608, 7973), (3752, 7667), (4556, 6314), (4879, 5896), (5159, 5576), (5236, 5494)]