13257615

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4073}}^1$

素因数の和:4119

約数の個数: 32

約数和(自身を含む): 25030656

約数和(自身を除く): 11773041

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 651, 1085, 3255, 4073, 12219, 20365, 28511, 61095, 85533, 126263, 142555, 378789, 427665, 631315, 883841, 1893945, 2651523, 4419205, 13257615]

約数ペア:

[(1, 13257615), (3, 4419205), (5, 2651523), (7, 1893945), (15, 883841), (21, 631315), (31, 427665), (35, 378789), (93, 142555), (105, 126263), (155, 85533), (217, 61095), (465, 28511), (651, 20365), (1085, 12219), (3255, 4073)]