64678887

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{523}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 115967488

約数和(自身を除く): 51288601

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 151, 273, 453, 523, 819, 1057, 1359, 1569, 1963, 3171, 3661, 4707, 5889, 6799, 9513, 10983, 13741, 17667, 20397, 32949, 41223, 47593, 61191, 78973, 123669, 142779, 236919, 428337, 552811, 710757, 1026649, 1658433, 3079947, 4975299, 7186543, 9239841, 21559629, 64678887]

約数ペア:

[(1, 64678887), (3, 21559629), (7, 9239841), (9, 7186543), (13, 4975299), (21, 3079947), (39, 1658433), (63, 1026649), (91, 710757), (117, 552811), (151, 428337), (273, 236919), (453, 142779), (523, 123669), (819, 78973), (1057, 61191), (1359, 47593), (1569, 41223), (1963, 32949), (3171, 20397), (3661, 17667), (4707, 13741), (5889, 10983), (6799, 9513)]