221736710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1705667}}^1$

素因数の和:1705687

約数の個数: 16

約数和(自身を含む): 429828336

約数和(自身を除く): 208091626

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1705667, 3411334, 8528335, 17056670, 22173671, 44347342, 110868355, 221736710]

約数ペア:

[(1, 221736710), (2, 110868355), (5, 44347342), (10, 22173671), (13, 17056670), (26, 8528335), (65, 3411334), (130, 1705667)]