61356915

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{857}}^1$

素因数の和:948

約数の個数: 48

約数和(自身を含む): 111896928

約数和(自身を除く): 50540013

約数列:

[1, 3, 5, 9, 15, 37, 43, 45, 111, 129, 185, 215, 333, 387, 555, 645, 857, 1591, 1665, 1935, 2571, 4285, 4773, 7713, 7955, 12855, 14319, 23865, 31709, 36851, 38565, 71595, 95127, 110553, 158545, 184255, 285381, 331659, 475635, 552765, 1363487, 1426905, 1658295, 4090461, 6817435, 12271383, 20452305, 61356915]

約数ペア:

[(1, 61356915), (3, 20452305), (5, 12271383), (9, 6817435), (15, 4090461), (37, 1658295), (43, 1426905), (45, 1363487), (111, 552765), (129, 475635), (185, 331659), (215, 285381), (333, 184255), (387, 158545), (555, 110553), (645, 95127), (857, 71595), (1591, 38565), (1665, 36851), (1935, 31709), (2571, 23865), (4285, 14319), (4773, 12855), (7713, 7955)]