12721576

素因数分解:

$2^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:143

約数の個数: 96

約数和(自身を含む): 31026240

約数和(自身を除く): 18304664

約数列:

[1, 2, 4, 7, 8, 14, 17, 23, 28, 34, 46, 49, 56, 68, 83, 92, 98, 119, 136, 161, 166, 184, 196, 238, 322, 332, 391, 392, 476, 581, 644, 664, 782, 833, 952, 1127, 1162, 1288, 1411, 1564, 1666, 1909, 2254, 2324, 2737, 2822, 3128, 3332, 3818, 4067, 4508, 4648, 5474, 5644, 6664, 7636, 8134, 9016, 9877, 10948, 11288, 13363, 15272, 16268, 19159, 19754, 21896, 26726, 32453, 32536, 38318, 39508, 53452, 64906, 69139, 76636, 79016, 93541, 106904, 129812, 138278, 153272, 187082, 227171, 259624, 276556, 374164, 454342, 553112, 748328, 908684, 1590197, 1817368, 3180394, 6360788, 12721576]

約数ペア:

[(1, 12721576), (2, 6360788), (4, 3180394), (7, 1817368), (8, 1590197), (14, 908684), (17, 748328), (23, 553112), (28, 454342), (34, 374164), (46, 276556), (49, 259624), (56, 227171), (68, 187082), (83, 153272), (92, 138278), (98, 129812), (119, 106904), (136, 93541), (161, 79016), (166, 76636), (184, 69139), (196, 64906), (238, 53452), (322, 39508), (332, 38318), (391, 32536), (392, 32453), (476, 26726), (581, 21896), (644, 19754), (664, 19159), (782, 16268), (833, 15272), (952, 13363), (1127, 11288), (1162, 10948), (1288, 9877), (1411, 9016), (1564, 8134), (1666, 7636), (1909, 6664), (2254, 5644), (2324, 5474), (2737, 4648), (2822, 4508), (3128, 4067), (3332, 3818)]