1381036690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12554879}}^1$

素因数の和:12554897

約数の個数: 16

約数和(自身を含む): 2711854080

約数和(自身を除く): 1330817390

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 12554879, 25109758, 62774395, 125548790, 138103669, 276207338, 690518345, 1381036690]

約数ペア:

[(1, 1381036690), (2, 690518345), (5, 276207338), (10, 138103669), (11, 125548790), (22, 62774395), (55, 25109758), (110, 12554879)]