1900402553

素因数分解:

$7^1\times {\mathrm{19}}^3\times {\mathrm{39581}}^1$

素因数の和:39645

約数の個数: 16

約数和(自身を含む): 2292589440

約数和(自身を除く): 392186887

約数列:

[1, 7, 19, 133, 361, 2527, 6859, 39581, 48013, 277067, 752039, 5264273, 14288741, 100021187, 271486079, 1900402553]

約数ペア:

[(1, 1900402553), (7, 271486079), (19, 100021187), (133, 14288741), (361, 5264273), (2527, 752039), (6859, 277067), (39581, 48013)]