3990020478

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{21451723}}^1$

素因数の和:21451759

約数の個数: 16

約数和(自身を含む): 8237462016

約数和(自身を除く): 4247441538

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 21451723, 42903446, 64355169, 128710338, 665003413, 1330006826, 1995010239, 3990020478]

約数ペア:

[(1, 3990020478), (2, 1995010239), (3, 1330006826), (6, 665003413), (31, 128710338), (62, 64355169), (93, 42903446), (186, 21451723)]