289786077

素因数分解:

$3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{30871}}^1$

素因数の和:31033

約数の個数: 24

約数和(自身を含む): 481603200

約数和(自身を除く): 191817123

約数列:

[1, 3, 7, 9, 21, 63, 149, 447, 1043, 1341, 3129, 9387, 30871, 92613, 216097, 277839, 648291, 1944873, 4599779, 13799337, 32198453, 41398011, 96595359, 289786077]

約数ペア:

[(1, 289786077), (3, 96595359), (7, 41398011), (9, 32198453), (21, 13799337), (63, 4599779), (149, 1944873), (447, 648291), (1043, 277839), (1341, 216097), (3129, 92613), (9387, 30871)]