42939715

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4967}}^1$

素因数の和:5011

約数の個数: 32

約数和(自身を含む): 66769920

約数和(自身を除く): 23830205

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 455, 665, 1235, 1729, 4967, 8645, 24835, 34769, 64571, 94373, 173845, 322855, 451997, 471865, 660611, 1226849, 2259985, 3303055, 6134245, 8587943, 42939715]

約数ペア:

[(1, 42939715), (5, 8587943), (7, 6134245), (13, 3303055), (19, 2259985), (35, 1226849), (65, 660611), (91, 471865), (95, 451997), (133, 322855), (247, 173845), (455, 94373), (665, 64571), (1235, 34769), (1729, 24835), (4967, 8645)]