11523785

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:118

約数の個数: 64

約数和(自身を含む): 18923520

約数和(自身を除く): 7399735

約数列:

[1, 5, 7, 13, 19, 31, 35, 43, 65, 91, 95, 133, 155, 215, 217, 247, 301, 403, 455, 559, 589, 665, 817, 1085, 1235, 1333, 1505, 1729, 2015, 2795, 2821, 2945, 3913, 4085, 4123, 5719, 6665, 7657, 8645, 9331, 10621, 14105, 17329, 19565, 20615, 25327, 28595, 38285, 46655, 53105, 53599, 74347, 86645, 121303, 126635, 177289, 267995, 329251, 371735, 606515, 886445, 1646255, 2304757, 11523785]

約数ペア:

[(1, 11523785), (5, 2304757), (7, 1646255), (13, 886445), (19, 606515), (31, 371735), (35, 329251), (43, 267995), (65, 177289), (91, 126635), (95, 121303), (133, 86645), (155, 74347), (215, 53599), (217, 53105), (247, 46655), (301, 38285), (403, 28595), (455, 25327), (559, 20615), (589, 19565), (665, 17329), (817, 14105), (1085, 10621), (1235, 9331), (1333, 8645), (1505, 7657), (1729, 6665), (2015, 5719), (2795, 4123), (2821, 4085), (2945, 3913)]