491281245

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{119971}}^1$

素因数の和:120002

約数の個数: 48

約数和(自身を含む): 1048075392

約数和(自身を除く): 556794147

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 195, 273, 315, 455, 585, 819, 1365, 4095, 119971, 359913, 599855, 839797, 1079739, 1559623, 1799565, 2519391, 4198985, 4678869, 5398695, 7558173, 7798115, 10917361, 12596955, 14036607, 23394345, 32752083, 37790865, 54586805, 70183035, 98256249, 163760415, 491281245]

約数ペア:

[(1, 491281245), (3, 163760415), (5, 98256249), (7, 70183035), (9, 54586805), (13, 37790865), (15, 32752083), (21, 23394345), (35, 14036607), (39, 12596955), (45, 10917361), (63, 7798115), (65, 7558173), (91, 5398695), (105, 4678869), (117, 4198985), (195, 2519391), (273, 1799565), (315, 1559623), (455, 1079739), (585, 839797), (819, 599855), (1365, 359913), (4095, 119971)]