248562495

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:253

約数の個数: 96

約数和(自身を含む): 475398144

約数和(自身を除く): 226835649

約数列:

[1, 3, 5, 9, 15, 23, 31, 45, 61, 69, 93, 115, 127, 155, 183, 207, 279, 305, 345, 381, 465, 549, 635, 713, 915, 1035, 1143, 1395, 1403, 1891, 1905, 2139, 2745, 2921, 3565, 3937, 4209, 5673, 5715, 6417, 7015, 7747, 8763, 9455, 10695, 11811, 12627, 14605, 17019, 19685, 21045, 23241, 26289, 28365, 32085, 35433, 38735, 43493, 43815, 59055, 63135, 69723, 85095, 90551, 116205, 130479, 131445, 177165, 178181, 217465, 240157, 271653, 348615, 391437, 452755, 534543, 652395, 720471, 814959, 890905, 1200785, 1358265, 1603629, 1957185, 2161413, 2672715, 3602355, 4074795, 5523611, 8018145, 10807065, 16570833, 27618055, 49712499, 82854165, 248562495]

約数ペア:

[(1, 248562495), (3, 82854165), (5, 49712499), (9, 27618055), (15, 16570833), (23, 10807065), (31, 8018145), (45, 5523611), (61, 4074795), (69, 3602355), (93, 2672715), (115, 2161413), (127, 1957185), (155, 1603629), (183, 1358265), (207, 1200785), (279, 890905), (305, 814959), (345, 720471), (381, 652395), (465, 534543), (549, 452755), (635, 391437), (713, 348615), (915, 271653), (1035, 240157), (1143, 217465), (1395, 178181), (1403, 177165), (1891, 131445), (1905, 130479), (2139, 116205), (2745, 90551), (2921, 85095), (3565, 69723), (3937, 63135), (4209, 59055), (5673, 43815), (5715, 43493), (6417, 38735), (7015, 35433), (7747, 32085), (8763, 28365), (9455, 26289), (10695, 23241), (11811, 21045), (12627, 19685), (14605, 17019)]