28167688

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{491}}^1$

素因数の和:669

約数の個数: 32

約数和(自身を含む): 54198720

約数和(自身を除く): 26031032

約数列:

[1, 2, 4, 8, 71, 101, 142, 202, 284, 404, 491, 568, 808, 982, 1964, 3928, 7171, 14342, 28684, 34861, 49591, 57368, 69722, 99182, 139444, 198364, 278888, 396728, 3520961, 7041922, 14083844, 28167688]

約数ペア:

[(1, 28167688), (2, 14083844), (4, 7041922), (8, 3520961), (71, 396728), (101, 278888), (142, 198364), (202, 139444), (284, 99182), (404, 69722), (491, 57368), (568, 49591), (808, 34861), (982, 28684), (1964, 14342), (3928, 7171)]