13031252

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{521}}^1$

素因数の和:588

約数の個数: 36

約数和(自身を含む): 25409916

約数和(自身を除く): 12378664

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 169, 338, 481, 521, 676, 962, 1042, 1924, 2084, 6253, 6773, 12506, 13546, 19277, 25012, 27092, 38554, 77108, 88049, 176098, 250601, 352196, 501202, 1002404, 3257813, 6515626, 13031252]

約数ペア:

[(1, 13031252), (2, 6515626), (4, 3257813), (13, 1002404), (26, 501202), (37, 352196), (52, 250601), (74, 176098), (148, 88049), (169, 77108), (338, 38554), (481, 27092), (521, 25012), (676, 19277), (962, 13546), (1042, 12506), (1924, 6773), (2084, 6253)]