31190929

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 40919040

約数和(自身を除く): 9728111

約数列:

[1, 7, 11, 31, 73, 77, 179, 217, 341, 511, 803, 1253, 1969, 2263, 2387, 5549, 5621, 13067, 13783, 15841, 24893, 38843, 61039, 91469, 143737, 174251, 405077, 427273, 1006159, 2835539, 4455847, 31190929]

約数ペア:

[(1, 31190929), (7, 4455847), (11, 2835539), (31, 1006159), (73, 427273), (77, 405077), (179, 174251), (217, 143737), (341, 91469), (511, 61039), (803, 38843), (1253, 24893), (1969, 15841), (2263, 13783), (2387, 13067), (5549, 5621)]