64689495

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{2113}}^1$

素因数の和:2291

約数の個数: 32

約数和(自身を含む): 112228032

約数和(自身を除く): 47538537

約数列:

[1, 3, 5, 13, 15, 39, 65, 157, 195, 471, 785, 2041, 2113, 2355, 6123, 6339, 10205, 10565, 27469, 30615, 31695, 82407, 137345, 331741, 412035, 995223, 1658705, 4312633, 4976115, 12937899, 21563165, 64689495]

約数ペア:

[(1, 64689495), (3, 21563165), (5, 12937899), (13, 4976115), (15, 4312633), (39, 1658705), (65, 995223), (157, 412035), (195, 331741), (471, 137345), (785, 82407), (2041, 31695), (2113, 30615), (2355, 27469), (6123, 10565), (6339, 10205)]