28839928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{6449}}^1$

素因数の和:6511

約数の個数: 32

約数和(自身を含む): 59598000

約数和(自身を除く): 30758072

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4472, 6449, 12898, 25796, 51592, 83837, 167674, 277307, 335348, 554614, 670696, 1109228, 2218456, 3604991, 7209982, 14419964, 28839928]

約数ペア:

[(1, 28839928), (2, 14419964), (4, 7209982), (8, 3604991), (13, 2218456), (26, 1109228), (43, 670696), (52, 554614), (86, 335348), (104, 277307), (172, 167674), (344, 83837), (559, 51592), (1118, 25796), (2236, 12898), (4472, 6449)]