7217392

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4957}}^1$

素因数の和:4985

約数の個数: 40

約数和(自身を含む): 17214176

約数和(自身を除く): 9996784

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 4957, 9914, 19828, 34699, 39656, 64441, 69398, 79312, 128882, 138796, 257764, 277592, 451087, 515528, 555184, 902174, 1031056, 1804348, 3608696, 7217392]

約数ペア:

[(1, 7217392), (2, 3608696), (4, 1804348), (7, 1031056), (8, 902174), (13, 555184), (14, 515528), (16, 451087), (26, 277592), (28, 257764), (52, 138796), (56, 128882), (91, 79312), (104, 69398), (112, 64441), (182, 39656), (208, 34699), (364, 19828), (728, 9914), (1456, 4957)]