27998595

素因数分解:

$3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1321}}^1$

素因数の和:1492

約数の個数: 32

約数和(自身を含む): 50130240

約数和(自身を除く): 22131645

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 157, 471, 785, 1321, 1413, 2355, 3963, 4239, 6605, 7065, 11889, 19815, 21195, 35667, 59445, 178335, 207397, 622191, 1036985, 1866573, 3110955, 5599719, 9332865, 27998595]

約数ペア:

[(1, 27998595), (3, 9332865), (5, 5599719), (9, 3110955), (15, 1866573), (27, 1036985), (45, 622191), (135, 207397), (157, 178335), (471, 59445), (785, 35667), (1321, 21195), (1413, 19815), (2355, 11889), (3963, 7065), (4239, 6605)]