156669188

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 301667520

約数和(自身を除く): 144998332

約数列:

[1, 2, 4, 13, 26, 52, 109, 131, 211, 218, 262, 422, 436, 524, 844, 1417, 1703, 2743, 2834, 3406, 5486, 5668, 6812, 10972, 14279, 22999, 27641, 28558, 45998, 55282, 57116, 91996, 110564, 185627, 298987, 359333, 371254, 597974, 718666, 742508, 1195948, 1437332, 3012869, 6025738, 12051476, 39167297, 78334594, 156669188]

約数ペア:

[(1, 156669188), (2, 78334594), (4, 39167297), (13, 12051476), (26, 6025738), (52, 3012869), (109, 1437332), (131, 1195948), (211, 742508), (218, 718666), (262, 597974), (422, 371254), (436, 359333), (524, 298987), (844, 185627), (1417, 110564), (1703, 91996), (2743, 57116), (2834, 55282), (3406, 45998), (5486, 28558), (5668, 27641), (6812, 22999), (10972, 14279)]