68619915

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1289}}^1$

素因数の和:1333

約数の個数: 72

約数和(自身を含む): 147307680

約数和(自身を除く): 78687765

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 169, 195, 273, 315, 455, 507, 585, 819, 845, 1183, 1289, 1365, 1521, 2535, 3549, 3867, 4095, 5915, 6445, 7605, 9023, 10647, 11601, 16757, 17745, 19335, 27069, 45115, 50271, 53235, 58005, 81207, 83785, 117299, 135345, 150813, 217841, 251355, 351897, 406035, 586495, 653523, 754065, 1055691, 1089205, 1524887, 1759485, 1960569, 3267615, 4574661, 5278455, 7624435, 9802845, 13723983, 22873305, 68619915]

約数ペア:

[(1, 68619915), (3, 22873305), (5, 13723983), (7, 9802845), (9, 7624435), (13, 5278455), (15, 4574661), (21, 3267615), (35, 1960569), (39, 1759485), (45, 1524887), (63, 1089205), (65, 1055691), (91, 754065), (105, 653523), (117, 586495), (169, 406035), (195, 351897), (273, 251355), (315, 217841), (455, 150813), (507, 135345), (585, 117299), (819, 83785), (845, 81207), (1183, 58005), (1289, 53235), (1365, 50271), (1521, 45115), (2535, 27069), (3549, 19335), (3867, 17745), (4095, 16757), (5915, 11601), (6445, 10647), (7605, 9023)]