681001646

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{331549}}^1$

素因数の和:331643

約数の個数: 16

約数和(自身を含む): 1114008000

約数和(自身を除く): 433006354

約数列:

[1, 2, 13, 26, 79, 158, 1027, 2054, 331549, 663098, 4310137, 8620274, 26192371, 52384742, 340500823, 681001646]

約数ペア:

[(1, 681001646), (2, 340500823), (13, 52384742), (26, 26192371), (79, 8620274), (158, 4310137), (1027, 663098), (2054, 331549)]