138648426

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{76771}}^1$

素因数の和:76826

約数の個数: 32

約数和(自身を含む): 324284928

約数和(自身を除く): 185636502

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 76771, 153542, 230313, 460626, 537397, 1074794, 1612191, 3224382, 3301153, 6602306, 9903459, 19806918, 23108071, 46216142, 69324213, 138648426]

約数ペア:

[(1, 138648426), (2, 69324213), (3, 46216142), (6, 23108071), (7, 19806918), (14, 9903459), (21, 6602306), (42, 3301153), (43, 3224382), (86, 1612191), (129, 1074794), (258, 537397), (301, 460626), (602, 230313), (903, 153542), (1806, 76771)]