390278434

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{409}}^1$

素因数の和:552

約数の個数: 64

約数和(自身を含む): 743904000

約数和(自身を除く): 353625566

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 107, 182, 214, 343, 409, 637, 686, 749, 818, 1274, 1391, 1498, 2782, 2863, 4459, 5243, 5317, 5726, 8918, 9737, 10486, 10634, 19474, 20041, 36701, 37219, 40082, 43763, 68159, 73402, 74438, 87526, 136318, 140287, 260533, 280574, 306341, 477113, 521066, 568919, 612682, 954226, 1137838, 1823731, 2144387, 3647462, 3982433, 4288774, 7964866, 15010709, 27877031, 30021418, 55754062, 195139217, 390278434]

約数ペア:

[(1, 390278434), (2, 195139217), (7, 55754062), (13, 30021418), (14, 27877031), (26, 15010709), (49, 7964866), (91, 4288774), (98, 3982433), (107, 3647462), (182, 2144387), (214, 1823731), (343, 1137838), (409, 954226), (637, 612682), (686, 568919), (749, 521066), (818, 477113), (1274, 306341), (1391, 280574), (1498, 260533), (2782, 140287), (2863, 136318), (4459, 87526), (5243, 74438), (5317, 73402), (5726, 68159), (8918, 43763), (9737, 40082), (10486, 37219), (10634, 36701), (19474, 20041)]