128977354

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{23357}}^1$

素因数の和:23621

約数の個数: 16

約数和(自身を含む): 211903776

約数和(自身を除く): 82926422

約数列:

[1, 2, 11, 22, 251, 502, 2761, 5522, 23357, 46714, 256927, 513854, 5862607, 11725214, 64488677, 128977354]

約数ペア:

[(1, 128977354), (2, 64488677), (11, 11725214), (22, 5862607), (251, 513854), (502, 256927), (2761, 46714), (5522, 23357)]