218126974

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{977}}^1$

素因数の和:1300

約数の個数: 32

約数和(自身を含む): 365412096

約数和(自身を除く): 147285122

約数列:

[1, 2, 13, 26, 31, 62, 277, 403, 554, 806, 977, 1954, 3601, 7202, 8587, 12701, 17174, 25402, 30287, 60574, 111631, 223262, 270629, 393731, 541258, 787462, 3518177, 7036354, 8389499, 16778998, 109063487, 218126974]

約数ペア:

[(1, 218126974), (2, 109063487), (13, 16778998), (26, 8389499), (31, 7036354), (62, 3518177), (277, 787462), (403, 541258), (554, 393731), (806, 270629), (977, 223262), (1954, 111631), (3601, 60574), (7202, 30287), (8587, 25402), (12701, 17174)]