28428984

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:361

約数の個数: 96

約数和(自身を含む): 81469440

約数和(自身を除く): 53040456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 47, 62, 72, 93, 94, 124, 141, 186, 188, 248, 271, 279, 282, 372, 376, 423, 542, 558, 564, 744, 813, 846, 1084, 1116, 1128, 1457, 1626, 1692, 2168, 2232, 2439, 2914, 3252, 3384, 4371, 4878, 5828, 6504, 8401, 8742, 9756, 11656, 12737, 13113, 16802, 17484, 19512, 25203, 25474, 26226, 33604, 34968, 38211, 50406, 50948, 52452, 67208, 75609, 76422, 100812, 101896, 104904, 114633, 151218, 152844, 201624, 229266, 302436, 305688, 394847, 458532, 604872, 789694, 917064, 1184541, 1579388, 2369082, 3158776, 3553623, 4738164, 7107246, 9476328, 14214492, 28428984]

約数ペア:

[(1, 28428984), (2, 14214492), (3, 9476328), (4, 7107246), (6, 4738164), (8, 3553623), (9, 3158776), (12, 2369082), (18, 1579388), (24, 1184541), (31, 917064), (36, 789694), (47, 604872), (62, 458532), (72, 394847), (93, 305688), (94, 302436), (124, 229266), (141, 201624), (186, 152844), (188, 151218), (248, 114633), (271, 104904), (279, 101896), (282, 100812), (372, 76422), (376, 75609), (423, 67208), (542, 52452), (558, 50948), (564, 50406), (744, 38211), (813, 34968), (846, 33604), (1084, 26226), (1116, 25474), (1128, 25203), (1457, 19512), (1626, 17484), (1692, 16802), (2168, 13113), (2232, 12737), (2439, 11656), (2914, 9756), (3252, 8742), (3384, 8401), (4371, 6504), (4878, 5828)]