31173376

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:94

約数の個数: 144

約数和(自身を含む): 77263200

約数和(自身を除く): 46089824

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 29, 32, 34, 38, 52, 58, 64, 68, 76, 104, 116, 128, 136, 152, 208, 221, 232, 247, 256, 272, 304, 323, 377, 416, 442, 464, 493, 494, 544, 551, 608, 646, 754, 832, 884, 928, 986, 988, 1088, 1102, 1216, 1292, 1508, 1664, 1768, 1856, 1972, 1976, 2176, 2204, 2432, 2584, 3016, 3328, 3536, 3712, 3944, 3952, 4199, 4352, 4408, 4864, 5168, 6032, 6409, 7072, 7163, 7424, 7888, 7904, 8398, 8816, 9367, 10336, 12064, 12818, 14144, 14326, 15776, 15808, 16796, 17632, 18734, 20672, 24128, 25636, 28288, 28652, 31552, 31616, 33592, 35264, 37468, 41344, 48256, 51272, 56576, 57304, 63104, 63232, 67184, 70528, 74936, 82688, 96512, 102544, 114608, 121771, 126208, 134368, 141056, 149872, 205088, 229216, 243542, 268736, 299744, 410176, 458432, 487084, 537472, 599488, 820352, 916864, 974168, 1074944, 1198976, 1640704, 1833728, 1948336, 2397952, 3896672, 7793344, 15586688, 31173376]

約数ペア:

[(1, 31173376), (2, 15586688), (4, 7793344), (8, 3896672), (13, 2397952), (16, 1948336), (17, 1833728), (19, 1640704), (26, 1198976), (29, 1074944), (32, 974168), (34, 916864), (38, 820352), (52, 599488), (58, 537472), (64, 487084), (68, 458432), (76, 410176), (104, 299744), (116, 268736), (128, 243542), (136, 229216), (152, 205088), (208, 149872), (221, 141056), (232, 134368), (247, 126208), (256, 121771), (272, 114608), (304, 102544), (323, 96512), (377, 82688), (416, 74936), (442, 70528), (464, 67184), (493, 63232), (494, 63104), (544, 57304), (551, 56576), (608, 51272), (646, 48256), (754, 41344), (832, 37468), (884, 35264), (928, 33592), (986, 31616), (988, 31552), (1088, 28652), (1102, 28288), (1216, 25636), (1292, 24128), (1508, 20672), (1664, 18734), (1768, 17632), (1856, 16796), (1972, 15808), (1976, 15776), (2176, 14326), (2204, 14144), (2432, 12818), (2584, 12064), (3016, 10336), (3328, 9367), (3536, 8816), (3712, 8398), (3944, 7904), (3952, 7888), (4199, 7424), (4352, 7163), (4408, 7072), (4864, 6409), (5168, 6032)]