71955

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1$

素因数の和:68

約数の個数: 32

約数和(自身を含む): 141120

約数和(自身を除く): 69165

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 41, 45, 65, 117, 123, 135, 195, 205, 351, 369, 533, 585, 615, 1107, 1599, 1755, 1845, 2665, 4797, 5535, 7995, 14391, 23985, 71955]

約数ペア:

[(1, 71955), (3, 23985), (5, 14391), (9, 7995), (13, 5535), (15, 4797), (27, 2665), (39, 1845), (41, 1755), (45, 1599), (65, 1107), (117, 615), (123, 585), (135, 533), (195, 369), (205, 351)]