4947215

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:239

約数の個数: 32

約数和(自身を含む): 7451136

約数和(自身を除く): 2503921

約数列:

[1, 5, 7, 13, 35, 65, 83, 91, 131, 415, 455, 581, 655, 917, 1079, 1703, 2905, 4585, 5395, 7553, 8515, 10873, 11921, 37765, 54365, 59605, 76111, 141349, 380555, 706745, 989443, 4947215]

約数ペア:

[(1, 4947215), (5, 989443), (7, 706745), (13, 380555), (35, 141349), (65, 76111), (83, 59605), (91, 54365), (131, 37765), (415, 11921), (455, 10873), (581, 8515), (655, 7553), (917, 5395), (1079, 4585), (1703, 2905)]