211679624

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{12487}}^1$

素因数の和:12669

約数の個数: 32

約数和(自身を含む): 430086720

約数和(自身を除く): 218407096

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 163, 326, 652, 1304, 2119, 4238, 8476, 12487, 16952, 24974, 49948, 99896, 162331, 324662, 649324, 1298648, 2035381, 4070762, 8141524, 16283048, 26459953, 52919906, 105839812, 211679624]

約数ペア:

[(1, 211679624), (2, 105839812), (4, 52919906), (8, 26459953), (13, 16283048), (26, 8141524), (52, 4070762), (104, 2035381), (163, 1298648), (326, 649324), (652, 324662), (1304, 162331), (2119, 99896), (4238, 49948), (8476, 24974), (12487, 16952)]