68113665

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 123042816

約数和(自身を除く): 54929151

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 157, 279, 311, 465, 471, 785, 933, 1395, 1413, 1555, 2355, 2799, 4665, 4867, 7065, 9641, 13995, 14601, 24335, 28923, 43803, 48205, 48827, 73005, 86769, 144615, 146481, 219015, 244135, 433845, 439443, 732405, 1513637, 2197215, 4540911, 7568185, 13622733, 22704555, 68113665]

約数ペア:

[(1, 68113665), (3, 22704555), (5, 13622733), (9, 7568185), (15, 4540911), (31, 2197215), (45, 1513637), (93, 732405), (155, 439443), (157, 433845), (279, 244135), (311, 219015), (465, 146481), (471, 144615), (785, 86769), (933, 73005), (1395, 48827), (1413, 48205), (1555, 43803), (2355, 28923), (2799, 24335), (4665, 14601), (4867, 13995), (7065, 9641)]