138798410

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{3889}}^1$

素因数の和:4022

約数の個数: 32

約数和(自身を含む): 258793920

約数和(自身を除く): 119995510

約数列:

[1, 2, 5, 10, 43, 83, 86, 166, 215, 415, 430, 830, 3569, 3889, 7138, 7778, 17845, 19445, 35690, 38890, 167227, 322787, 334454, 645574, 836135, 1613935, 1672270, 3227870, 13879841, 27759682, 69399205, 138798410]

約数ペア:

[(1, 138798410), (2, 69399205), (5, 27759682), (10, 13879841), (43, 3227870), (83, 1672270), (86, 1613935), (166, 836135), (215, 645574), (415, 334454), (430, 322787), (830, 167227), (3569, 38890), (3889, 35690), (7138, 19445), (7778, 17845)]