65681445

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{3121}}^1$

素因数の和:3213

約数の個数: 32

約数和(自身を含む): 111492864

約数和(自身を除く): 45811419

約数列:

[1, 3, 5, 15, 23, 61, 69, 115, 183, 305, 345, 915, 1403, 3121, 4209, 7015, 9363, 15605, 21045, 46815, 71783, 190381, 215349, 358915, 571143, 951905, 1076745, 2855715, 4378763, 13136289, 21893815, 65681445]

約数ペア:

[(1, 65681445), (3, 21893815), (5, 13136289), (15, 4378763), (23, 2855715), (61, 1076745), (69, 951905), (115, 571143), (183, 358915), (305, 215349), (345, 190381), (915, 71783), (1403, 46815), (3121, 21045), (4209, 15605), (7015, 9363)]