209217658

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{4703}}^1$

素因数の和:4806

約数の個数: 32

約数和(自身を含む): 355622400

約数和(自身を除く): 146404742

約数列:

[1, 2, 13, 26, 29, 58, 59, 118, 377, 754, 767, 1534, 1711, 3422, 4703, 9406, 22243, 44486, 61139, 122278, 136387, 272774, 277477, 554954, 1773031, 3546062, 3607201, 7214402, 8046833, 16093666, 104608829, 209217658]

約数ペア:

[(1, 209217658), (2, 104608829), (13, 16093666), (26, 8046833), (29, 7214402), (58, 3607201), (59, 3546062), (118, 1773031), (377, 554954), (754, 277477), (767, 272774), (1534, 136387), (1711, 122278), (3422, 61139), (4703, 44486), (9406, 22243)]