247986258

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1\times {\mathrm{269}}^1$

素因数の和:563

約数の個数: 64

約数和(自身を含む): 548674560

約数和(自身を除く): 300688302

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 106, 159, 223, 269, 318, 446, 538, 669, 689, 807, 1338, 1378, 1614, 2067, 2899, 3497, 4134, 5798, 6994, 8697, 10491, 11819, 14257, 17394, 20982, 23638, 28514, 35457, 42771, 59987, 70914, 85542, 119974, 153647, 179961, 185341, 307294, 359922, 370682, 460941, 556023, 779831, 921882, 1112046, 1559662, 2339493, 3179311, 4678986, 6358622, 9537933, 19075866, 41331043, 82662086, 123993129, 247986258]

約数ペア:

[(1, 247986258), (2, 123993129), (3, 82662086), (6, 41331043), (13, 19075866), (26, 9537933), (39, 6358622), (53, 4678986), (78, 3179311), (106, 2339493), (159, 1559662), (223, 1112046), (269, 921882), (318, 779831), (446, 556023), (538, 460941), (669, 370682), (689, 359922), (807, 307294), (1338, 185341), (1378, 179961), (1614, 153647), (2067, 119974), (2899, 85542), (3497, 70914), (4134, 59987), (5798, 42771), (6994, 35457), (8697, 28514), (10491, 23638), (11819, 20982), (14257, 17394)]