155620305

素因数分解:

$3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{15791}}^1$

素因数の和:15878

約数の個数: 32

約数和(自身を含む): 280465920

約数和(自身を除く): 124845615

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 135, 219, 365, 657, 1095, 1971, 3285, 9855, 15791, 47373, 78955, 142119, 236865, 426357, 710595, 1152743, 2131785, 3458229, 5763715, 10374687, 17291145, 31124061, 51873435, 155620305]

約数ペア:

[(1, 155620305), (3, 51873435), (5, 31124061), (9, 17291145), (15, 10374687), (27, 5763715), (45, 3458229), (73, 2131785), (135, 1152743), (219, 710595), (365, 426357), (657, 236865), (1095, 142119), (1971, 78955), (3285, 47373), (9855, 15791)]