71895551

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:351

約数の個数: 32

約数和(自身を含む): 92133888

約数和(自身を除く): 20238337

約数列:

[1, 7, 13, 37, 91, 131, 163, 259, 481, 917, 1141, 1703, 2119, 3367, 4847, 6031, 11921, 14833, 21353, 33929, 42217, 63011, 78403, 149471, 277589, 441077, 548821, 790061, 1943123, 5530427, 10270793, 71895551]

約数ペア:

[(1, 71895551), (7, 10270793), (13, 5530427), (37, 1943123), (91, 790061), (131, 548821), (163, 441077), (259, 277589), (481, 149471), (917, 78403), (1141, 63011), (1703, 42217), (2119, 33929), (3367, 21353), (4847, 14833), (6031, 11921)]