142423715

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3511}}^1$

素因数の和:3603

約数の個数: 32

約数和(自身を含む): 209034240

約数和(自身を除く): 66610525

約数列:

[1, 5, 7, 19, 35, 61, 95, 133, 305, 427, 665, 1159, 2135, 3511, 5795, 8113, 17555, 24577, 40565, 66709, 122885, 214171, 333545, 466963, 1070855, 1499197, 2334815, 4069249, 7495985, 20346245, 28484743, 142423715]

約数ペア:

[(1, 142423715), (5, 28484743), (7, 20346245), (19, 7495985), (35, 4069249), (61, 2334815), (95, 1499197), (133, 1070855), (305, 466963), (427, 333545), (665, 214171), (1159, 122885), (2135, 66709), (3511, 40565), (5795, 24577), (8113, 17555)]