127640464

素因数分解:

$2^4\times 7^1\times {\mathrm{421}}^1\times {\mathrm{2707}}^1$

素因数の和:3143

約数の個数: 40

約数和(自身を含む): 283408448

約数和(自身を除く): 155767984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 421, 842, 1684, 2707, 2947, 3368, 5414, 5894, 6736, 10828, 11788, 18949, 21656, 23576, 37898, 43312, 47152, 75796, 151592, 303184, 1139647, 2279294, 4558588, 7977529, 9117176, 15955058, 18234352, 31910116, 63820232, 127640464]

約数ペア:

[(1, 127640464), (2, 63820232), (4, 31910116), (7, 18234352), (8, 15955058), (14, 9117176), (16, 7977529), (28, 4558588), (56, 2279294), (112, 1139647), (421, 303184), (842, 151592), (1684, 75796), (2707, 47152), (2947, 43312), (3368, 37898), (5414, 23576), (5894, 21656), (6736, 18949), (10828, 11788)]