1956173409

素因数分解:

$3^4\times {\mathrm{359}}^1\times {\mathrm{67271}}^1$

素因数の和:67642

約数の個数: 20

約数和(自身を含む): 2930368320

約数和(自身を除く): 974194911

約数列:

[1, 3, 9, 27, 81, 359, 1077, 3231, 9693, 29079, 67271, 201813, 605439, 1816317, 5448951, 24150289, 72450867, 217352601, 652057803, 1956173409]

約数ペア:

[(1, 1956173409), (3, 652057803), (9, 217352601), (27, 72450867), (81, 24150289), (359, 5448951), (1077, 1816317), (3231, 605439), (9693, 201813), (29079, 67271)]