131160393

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:263

約数の個数: 72

約数和(自身を含む): 238737408

約数和(自身を除く): 107577015

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 97, 117, 127, 169, 273, 291, 381, 507, 679, 819, 873, 889, 1143, 1183, 1261, 1521, 1651, 2037, 2667, 3549, 3783, 4953, 6111, 8001, 8827, 10647, 11349, 11557, 12319, 14859, 16393, 21463, 26481, 34671, 36957, 49179, 64389, 79443, 86233, 104013, 110871, 114751, 147537, 150241, 160147, 193167, 258699, 344253, 450723, 480441, 776097, 1032759, 1121029, 1352169, 1441323, 2081911, 3363087, 6245733, 10089261, 14573377, 18737199, 43720131, 131160393]

約数ペア:

[(1, 131160393), (3, 43720131), (7, 18737199), (9, 14573377), (13, 10089261), (21, 6245733), (39, 3363087), (63, 2081911), (91, 1441323), (97, 1352169), (117, 1121029), (127, 1032759), (169, 776097), (273, 480441), (291, 450723), (381, 344253), (507, 258699), (679, 193167), (819, 160147), (873, 150241), (889, 147537), (1143, 114751), (1183, 110871), (1261, 104013), (1521, 86233), (1651, 79443), (2037, 64389), (2667, 49179), (3549, 36957), (3783, 34671), (4953, 26481), (6111, 21463), (8001, 16393), (8827, 14859), (10647, 12319), (11349, 11557)]