6893390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:177

約数の個数: 64

約数和(自身を含む): 15344640

約数和(自身を除く): 8451250

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 71, 73, 95, 133, 142, 146, 190, 266, 355, 365, 497, 511, 665, 710, 730, 994, 1022, 1330, 1349, 1387, 2485, 2555, 2698, 2774, 4970, 5110, 5183, 6745, 6935, 9443, 9709, 10366, 13490, 13870, 18886, 19418, 25915, 36281, 47215, 48545, 51830, 72562, 94430, 97090, 98477, 181405, 196954, 362810, 492385, 689339, 984770, 1378678, 3446695, 6893390]

約数ペア:

[(1, 6893390), (2, 3446695), (5, 1378678), (7, 984770), (10, 689339), (14, 492385), (19, 362810), (35, 196954), (38, 181405), (70, 98477), (71, 97090), (73, 94430), (95, 72562), (133, 51830), (142, 48545), (146, 47215), (190, 36281), (266, 25915), (355, 19418), (365, 18886), (497, 13870), (511, 13490), (665, 10366), (710, 9709), (730, 9443), (994, 6935), (1022, 6745), (1330, 5183), (1349, 5110), (1387, 4970), (2485, 2774), (2555, 2698)]