28813512

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:275

約数の個数: 128

約数和(自身を含む): 90316800

約数和(自身を除く): 61503288

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 79, 84, 91, 104, 156, 158, 167, 168, 182, 237, 273, 312, 316, 334, 364, 474, 501, 546, 553, 632, 668, 728, 948, 1002, 1027, 1092, 1106, 1169, 1336, 1659, 1896, 2004, 2054, 2171, 2184, 2212, 2338, 3081, 3318, 3507, 4008, 4108, 4342, 4424, 4676, 6162, 6513, 6636, 7014, 7189, 8216, 8684, 9352, 12324, 13026, 13193, 13272, 14028, 14378, 15197, 17368, 21567, 24648, 26052, 26386, 28056, 28756, 30394, 39579, 43134, 45591, 52104, 52772, 57512, 60788, 79158, 86268, 91182, 92351, 105544, 121576, 158316, 171509, 172536, 182364, 184702, 277053, 316632, 343018, 364728, 369404, 514527, 554106, 686036, 738808, 1029054, 1108212, 1200563, 1372072, 2058108, 2216424, 2401126, 3601689, 4116216, 4802252, 7203378, 9604504, 14406756, 28813512]

約数ペア:

[(1, 28813512), (2, 14406756), (3, 9604504), (4, 7203378), (6, 4802252), (7, 4116216), (8, 3601689), (12, 2401126), (13, 2216424), (14, 2058108), (21, 1372072), (24, 1200563), (26, 1108212), (28, 1029054), (39, 738808), (42, 686036), (52, 554106), (56, 514527), (78, 369404), (79, 364728), (84, 343018), (91, 316632), (104, 277053), (156, 184702), (158, 182364), (167, 172536), (168, 171509), (182, 158316), (237, 121576), (273, 105544), (312, 92351), (316, 91182), (334, 86268), (364, 79158), (474, 60788), (501, 57512), (546, 52772), (553, 52104), (632, 45591), (668, 43134), (728, 39579), (948, 30394), (1002, 28756), (1027, 28056), (1092, 26386), (1106, 26052), (1169, 24648), (1336, 21567), (1659, 17368), (1896, 15197), (2004, 14378), (2054, 14028), (2171, 13272), (2184, 13193), (2212, 13026), (2338, 12324), (3081, 9352), (3318, 8684), (3507, 8216), (4008, 7189), (4108, 7014), (4342, 6636), (4424, 6513), (4676, 6162)]