2021880855

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{23929}}^1$

素因数の和:24111

約数の個数: 32

約数和(自身を含む): 3335650560

約数和(自身を除く): 1313769705

約数列:

[1, 3, 5, 15, 43, 129, 131, 215, 393, 645, 655, 1965, 5633, 16899, 23929, 28165, 71787, 84495, 119645, 358935, 1028947, 3086841, 3134699, 5144735, 9404097, 15434205, 15673495, 47020485, 134792057, 404376171, 673960285, 2021880855]

約数ペア:

[(1, 2021880855), (3, 673960285), (5, 404376171), (15, 134792057), (43, 47020485), (129, 15673495), (131, 15434205), (215, 9404097), (393, 5144735), (645, 3134699), (655, 3086841), (1965, 1028947), (5633, 358935), (16899, 119645), (23929, 84495), (28165, 71787)]