30981214

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{45427}}^1$

素因数の和:45471

約数の個数: 16

約数和(自身を含む): 52333056

約数和(自身を除く): 21351842

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 45427, 90854, 499697, 999394, 1408237, 2816474, 15490607, 30981214]

約数ペア:

[(1, 30981214), (2, 15490607), (11, 2816474), (22, 1408237), (31, 999394), (62, 499697), (341, 90854), (682, 45427)]