71815864

素因数分解:

$2^3\times {\mathrm{421}}^1\times {\mathrm{21323}}^1$

素因数の和:21750

約数の個数: 16

約数和(自身を含む): 134980920

約数和(自身を除く): 63165056

約数列:

[1, 2, 4, 8, 421, 842, 1684, 3368, 21323, 42646, 85292, 170584, 8976983, 17953966, 35907932, 71815864]

約数ペア:

[(1, 71815864), (2, 35907932), (4, 17953966), (8, 8976983), (421, 170584), (842, 85292), (1684, 42646), (3368, 21323)]