78646269

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2039}}^1$

素因数の和:2121

約数の個数: 32

約数和(自身を含む): 120637440

約数和(自身を除く): 41991171

約数列:

[1, 3, 13, 23, 39, 43, 69, 129, 299, 559, 897, 989, 1677, 2039, 2967, 6117, 12857, 26507, 38571, 46897, 79521, 87677, 140691, 263031, 609661, 1139801, 1828983, 2016571, 3419403, 6049713, 26215423, 78646269]

約数ペア:

[(1, 78646269), (3, 26215423), (13, 6049713), (23, 3419403), (39, 2016571), (43, 1828983), (69, 1139801), (129, 609661), (299, 263031), (559, 140691), (897, 87677), (989, 79521), (1677, 46897), (2039, 38571), (2967, 26507), (6117, 12857)]