128563603

素因数分解:

$7^3\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1$

素因数の和:272

約数の個数: 32

約数和(自身を含む): 157593600

約数和(自身を除く): 29029997

約数列:

[1, 7, 31, 49, 107, 113, 217, 343, 749, 791, 1519, 3317, 3503, 5243, 5537, 10633, 12091, 23219, 24521, 36701, 38759, 84637, 162533, 171647, 374821, 592459, 1137731, 1201529, 2623747, 4147213, 18366229, 128563603]

約数ペア:

[(1, 128563603), (7, 18366229), (31, 4147213), (49, 2623747), (107, 1201529), (113, 1137731), (217, 592459), (343, 374821), (749, 171647), (791, 162533), (1519, 84637), (3317, 38759), (3503, 36701), (5243, 24521), (5537, 23219), (10633, 12091)]