138971518

素因数分解:

$2^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{60899}}^1$

素因数の和:61071

約数の個数: 16

約数和(自身を含む): 239702400

約数和(自身を除く): 100730882

約数列:

[1, 2, 7, 14, 163, 326, 1141, 2282, 60899, 121798, 426293, 852586, 9926537, 19853074, 69485759, 138971518]

約数ペア:

[(1, 138971518), (2, 69485759), (7, 19853074), (14, 9926537), (163, 852586), (326, 426293), (1141, 121798), (2282, 60899)]