9090037

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:145

約数の個数: 32

約数和(自身を含む): 11427840

約数和(自身を除く): 2337803

約数列:

[1, 11, 19, 23, 31, 61, 209, 253, 341, 437, 589, 671, 713, 1159, 1403, 1891, 4807, 6479, 7843, 12749, 13547, 15433, 20801, 26657, 35929, 43493, 149017, 293227, 395219, 478423, 826367, 9090037]

約数ペア:

[(1, 9090037), (11, 826367), (19, 478423), (23, 395219), (31, 293227), (61, 149017), (209, 43493), (253, 35929), (341, 26657), (437, 20801), (589, 15433), (671, 13547), (713, 12749), (1159, 7843), (1403, 6479), (1891, 4807)]