87649642

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{571}}^1$

素因数の和:714

約数の個数: 32

約数和(自身を含む): 142331904

約数和(自身を除く): 54682262

約数列:

[1, 2, 23, 46, 47, 71, 94, 142, 571, 1081, 1142, 1633, 2162, 3266, 3337, 6674, 13133, 26266, 26837, 40541, 53674, 76751, 81082, 153502, 617251, 932443, 1234502, 1864886, 1905427, 3810854, 43824821, 87649642]

約数ペア:

[(1, 87649642), (2, 43824821), (23, 3810854), (46, 1905427), (47, 1864886), (71, 1234502), (94, 932443), (142, 617251), (571, 153502), (1081, 81082), (1142, 76751), (1633, 53674), (2162, 40541), (3266, 26837), (3337, 26266), (6674, 13133)]