39026428

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 80607744

約数和(自身を除く): 41581316

約数列:

[1, 2, 4, 7, 14, 28, 67, 71, 134, 142, 268, 284, 293, 469, 497, 586, 938, 994, 1172, 1876, 1988, 2051, 4102, 4757, 8204, 9514, 19028, 19631, 20803, 33299, 39262, 41606, 66598, 78524, 83212, 133196, 137417, 145621, 274834, 291242, 549668, 582484, 1393801, 2787602, 5575204, 9756607, 19513214, 39026428]

約数ペア:

[(1, 39026428), (2, 19513214), (4, 9756607), (7, 5575204), (14, 2787602), (28, 1393801), (67, 582484), (71, 549668), (134, 291242), (142, 274834), (268, 145621), (284, 137417), (293, 133196), (469, 83212), (497, 78524), (586, 66598), (938, 41606), (994, 39262), (1172, 33299), (1876, 20803), (1988, 19631), (2051, 19028), (4102, 9514), (4757, 8204)]