15663005547

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{26153}}^1$

素因数の和:26280

約数の個数: 48

約数和(自身を含む): 25509565440

約数和(自身を除く): 9846559893

約数列:

[1, 3, 7, 19, 21, 57, 79, 133, 237, 361, 399, 553, 1083, 1501, 1659, 2527, 4503, 7581, 10507, 26153, 28519, 31521, 78459, 85557, 183071, 199633, 496907, 549213, 598899, 1490721, 2066087, 3478349, 6198261, 9441233, 10435047, 14462609, 28323699, 39255653, 43387827, 66088631, 117766959, 198265893, 274789571, 745857407, 824368713, 2237572221, 5221001849, 15663005547]

約数ペア:

[(1, 15663005547), (3, 5221001849), (7, 2237572221), (19, 824368713), (21, 745857407), (57, 274789571), (79, 198265893), (133, 117766959), (237, 66088631), (361, 43387827), (399, 39255653), (553, 28323699), (1083, 14462609), (1501, 10435047), (1659, 9441233), (2527, 6198261), (4503, 3478349), (7581, 2066087), (10507, 1490721), (26153, 598899), (28519, 549213), (31521, 496907), (78459, 199633), (85557, 183071)]