1216699778

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1424707}}^1$

素因数の和:1424777

約数の個数: 16

約数和(自身を含む): 2119965504

約数和(自身を除く): 903265726

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 1424707, 2849414, 9972949, 19945898, 86907127, 173814254, 608349889, 1216699778]

約数ペア:

[(1, 1216699778), (2, 608349889), (7, 173814254), (14, 86907127), (61, 19945898), (122, 9972949), (427, 2849414), (854, 1424707)]