42959403

素因数分解:

$3^4\times {\mathrm{251}}^1\times {\mathrm{2113}}^1$

素因数の和:2376

約数の個数: 20

約数和(自身を含む): 64460088

約数和(自身を除く): 21500685

約数列:

[1, 3, 9, 27, 81, 251, 753, 2113, 2259, 6339, 6777, 19017, 20331, 57051, 171153, 530363, 1591089, 4773267, 14319801, 42959403]

約数ペア:

[(1, 42959403), (3, 14319801), (9, 4773267), (27, 1591089), (81, 530363), (251, 171153), (753, 57051), (2113, 20331), (2259, 19017), (6339, 6777)]