7216976

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{157}}^1$

素因数の和:208

約数の個数: 60

約数和(自身を含む): 16134012

約数和(自身を除く): 8917036

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 157, 169, 208, 221, 272, 314, 338, 442, 628, 676, 884, 1256, 1352, 1768, 2041, 2512, 2669, 2704, 2873, 3536, 4082, 5338, 5746, 8164, 10676, 11492, 16328, 21352, 22984, 26533, 32656, 34697, 42704, 45968, 53066, 69394, 106132, 138788, 212264, 277576, 424528, 451061, 555152, 902122, 1804244, 3608488, 7216976]

約数ペア:

[(1, 7216976), (2, 3608488), (4, 1804244), (8, 902122), (13, 555152), (16, 451061), (17, 424528), (26, 277576), (34, 212264), (52, 138788), (68, 106132), (104, 69394), (136, 53066), (157, 45968), (169, 42704), (208, 34697), (221, 32656), (272, 26533), (314, 22984), (338, 21352), (442, 16328), (628, 11492), (676, 10676), (884, 8164), (1256, 5746), (1352, 5338), (1768, 4082), (2041, 3536), (2512, 2873), (2669, 2704)]