81751988

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{4483}}^1$

素因数の和:4631

約数の個数: 24

約数和(自身を含む): 147649152

約数和(自身を除く): 65897164

約数列:

[1, 2, 4, 47, 94, 97, 188, 194, 388, 4483, 4559, 8966, 9118, 17932, 18236, 210701, 421402, 434851, 842804, 869702, 1739404, 20437997, 40875994, 81751988]

約数ペア:

[(1, 81751988), (2, 40875994), (4, 20437997), (47, 1739404), (94, 869702), (97, 842804), (188, 434851), (194, 421402), (388, 210701), (4483, 18236), (4559, 17932), (8966, 9118)]