127873905

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{12781}}^1$

素因数の和:12841

約数の個数: 32

約数和(自身を含む): 220872960

約数和(自身を除く): 92999055

約数列:

[1, 3, 5, 15, 23, 29, 69, 87, 115, 145, 345, 435, 667, 2001, 3335, 10005, 12781, 38343, 63905, 191715, 293963, 370649, 881889, 1111947, 1469815, 1853245, 4409445, 5559735, 8524927, 25574781, 42624635, 127873905]

約数ペア:

[(1, 127873905), (3, 42624635), (5, 25574781), (15, 8524927), (23, 5559735), (29, 4409445), (69, 1853245), (87, 1469815), (115, 1111947), (145, 881889), (345, 370649), (435, 293963), (667, 191715), (2001, 63905), (3335, 38343), (10005, 12781)]