289417809

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{983}}^1$

素因数の和:1277

約数の個数: 32

約数和(自身を含む): 428488704

約数和(自身を除く): 139070895

約数列:

[1, 3, 17, 23, 51, 69, 251, 391, 753, 983, 1173, 2949, 4267, 5773, 12801, 16711, 17319, 22609, 50133, 67827, 98141, 246733, 294423, 384353, 740199, 1153059, 4194461, 5674859, 12583383, 17024577, 96472603, 289417809]

約数ペア:

[(1, 289417809), (3, 96472603), (17, 17024577), (23, 12583383), (51, 5674859), (69, 4194461), (251, 1153059), (391, 740199), (753, 384353), (983, 294423), (1173, 246733), (2949, 98141), (4267, 67827), (5773, 50133), (12801, 22609), (16711, 17319)]