77739921

素因数分解:

$3^2\times 7^3\times {\mathrm{25183}}^1$

素因数の和:25210

約数の個数: 24

約数和(自身を含む): 130956800

約数和(自身を除く): 53216879

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 25183, 75549, 176281, 226647, 528843, 1233967, 1586529, 3701901, 8637769, 11105703, 25913307, 77739921]

約数ペア:

[(1, 77739921), (3, 25913307), (7, 11105703), (9, 8637769), (21, 3701901), (49, 1586529), (63, 1233967), (147, 528843), (343, 226647), (441, 176281), (1029, 75549), (3087, 25183)]