13249964

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:522

約数の個数: 48

約数和(自身を含む): 28929600

約数和(自身を除く): 15679636

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 89, 91, 178, 182, 356, 364, 409, 623, 818, 1157, 1246, 1636, 2314, 2492, 2863, 4628, 5317, 5726, 8099, 10634, 11452, 16198, 21268, 32396, 36401, 37219, 72802, 74438, 145604, 148876, 254807, 473213, 509614, 946426, 1019228, 1892852, 3312491, 6624982, 13249964]

約数ペア:

[(1, 13249964), (2, 6624982), (4, 3312491), (7, 1892852), (13, 1019228), (14, 946426), (26, 509614), (28, 473213), (52, 254807), (89, 148876), (91, 145604), (178, 74438), (182, 72802), (356, 37219), (364, 36401), (409, 32396), (623, 21268), (818, 16198), (1157, 11452), (1246, 10634), (1636, 8099), (2314, 5726), (2492, 5317), (2863, 4628)]