1640249429

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{1511}}^1$

素因数の和:1761

約数の個数: 32

約数和(自身を含む): 2059223040

約数和(自身を除く): 418973611

約数列:

[1, 7, 13, 79, 91, 151, 553, 1027, 1057, 1511, 1963, 7189, 10577, 11929, 13741, 19643, 83503, 119369, 137501, 155077, 228161, 835583, 1085539, 1551797, 1597127, 2966093, 10862579, 18024719, 20762651, 126173033, 234321347, 1640249429]

約数ペア:

[(1, 1640249429), (7, 234321347), (13, 126173033), (79, 20762651), (91, 18024719), (151, 10862579), (553, 2966093), (1027, 1597127), (1057, 1551797), (1511, 1085539), (1963, 835583), (7189, 228161), (10577, 155077), (11929, 137501), (13741, 119369), (19643, 83503)]