420268500001

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{1217}}^1\times {\mathrm{808739}}^1$

素因数の和:810024

約数の個数: 16

約数和(自身を含む): 488582478720

約数和(自身を除く): 68313978719

約数列:

[1, 7, 61, 427, 1217, 8519, 74237, 519659, 808739, 5661173, 49333079, 345331553, 984235363, 6889647541, 60038357143, 420268500001]

約数ペア:

[(1, 420268500001), (7, 60038357143), (61, 6889647541), (427, 984235363), (1217, 345331553), (8519, 49333079), (74237, 5661173), (519659, 808739)]