149394376

素因数分解:

$2^3\times {\mathrm{421}}^1\times {\mathrm{44357}}^1$

素因数の和:44784

約数の個数: 16

約数和(自身を含む): 280786140

約数和(自身を除く): 131391764

約数列:

[1, 2, 4, 8, 421, 842, 1684, 3368, 44357, 88714, 177428, 354856, 18674297, 37348594, 74697188, 149394376]

約数ペア:

[(1, 149394376), (2, 74697188), (4, 37348594), (8, 18674297), (421, 354856), (842, 177428), (1684, 88714), (3368, 44357)]