12990751995

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{149}}^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:557

約数の個数: 96

約数和(自身を含む): 22905158400

約数和(自身を除く): 9914406405

約数列:

[1, 3, 5, 13, 15, 39, 65, 149, 163, 169, 195, 211, 447, 489, 507, 633, 745, 815, 845, 1055, 1937, 2119, 2235, 2445, 2535, 2743, 3165, 5811, 6357, 8229, 9685, 10595, 13715, 24287, 25181, 27547, 29055, 31439, 31785, 34393, 35659, 41145, 72861, 75543, 82641, 94317, 103179, 106977, 121435, 125905, 137735, 157195, 171965, 178295, 315731, 364305, 377715, 408707, 413205, 447109, 471585, 515895, 534885, 947193, 1226121, 1341327, 1578655, 2043535, 2235545, 4104503, 4735965, 5124557, 5313191, 5812417, 6130605, 6706635, 12313509, 15373671, 15939573, 17437251, 20522515, 25622785, 26565955, 29062085, 61567545, 66619241, 76868355, 79697865, 87186255, 199857723, 333096205, 866050133, 999288615, 2598150399, 4330250665, 12990751995]

約数ペア:

[(1, 12990751995), (3, 4330250665), (5, 2598150399), (13, 999288615), (15, 866050133), (39, 333096205), (65, 199857723), (149, 87186255), (163, 79697865), (169, 76868355), (195, 66619241), (211, 61567545), (447, 29062085), (489, 26565955), (507, 25622785), (633, 20522515), (745, 17437251), (815, 15939573), (845, 15373671), (1055, 12313509), (1937, 6706635), (2119, 6130605), (2235, 5812417), (2445, 5313191), (2535, 5124557), (2743, 4735965), (3165, 4104503), (5811, 2235545), (6357, 2043535), (8229, 1578655), (9685, 1341327), (10595, 1226121), (13715, 947193), (24287, 534885), (25181, 515895), (27547, 471585), (29055, 447109), (31439, 413205), (31785, 408707), (34393, 377715), (35659, 364305), (41145, 315731), (72861, 178295), (75543, 171965), (82641, 157195), (94317, 137735), (103179, 125905), (106977, 121435)]