139418524

素因数分解:

$2^2\times 7^3\times {\mathrm{307}}^1\times {\mathrm{331}}^1$

素因数の和:663

約数の個数: 48

約数和(自身を含む): 286316800

約数和(自身を除く): 146898276

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 307, 331, 343, 614, 662, 686, 1228, 1324, 1372, 2149, 2317, 4298, 4634, 8596, 9268, 15043, 16219, 30086, 32438, 60172, 64876, 101617, 105301, 113533, 203234, 210602, 227066, 406468, 421204, 454132, 711319, 1422638, 2845276, 4979233, 9958466, 19916932, 34854631, 69709262, 139418524]

約数ペア:

[(1, 139418524), (2, 69709262), (4, 34854631), (7, 19916932), (14, 9958466), (28, 4979233), (49, 2845276), (98, 1422638), (196, 711319), (307, 454132), (331, 421204), (343, 406468), (614, 227066), (662, 210602), (686, 203234), (1228, 113533), (1324, 105301), (1372, 101617), (2149, 64876), (2317, 60172), (4298, 32438), (4634, 30086), (8596, 16219), (9268, 15043)]