7139820086

素因数分解:

$2^1\times 7^4\times {\mathrm{1486843}}^1$

素因数の和:1486873

約数の個数: 20

約数和(自身を含む): 12493950132

約数和(自身を除く): 5354130046

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 4802, 1486843, 2973686, 10407901, 20815802, 72855307, 145710614, 509987149, 1019974298, 3569910043, 7139820086]

約数ペア:

[(1, 7139820086), (2, 3569910043), (7, 1019974298), (14, 509987149), (49, 145710614), (98, 72855307), (343, 20815802), (686, 10407901), (2401, 2973686), (4802, 1486843)]