51399306

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{135977}}^1$

素因数の和:135995

約数の個数: 32

約数和(自身を含む): 130538880

約数和(自身を除く): 79139574

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 135977, 271954, 407931, 815862, 951839, 1223793, 1903678, 2447586, 2855517, 3671379, 5711034, 7342758, 8566551, 17133102, 25699653, 51399306]

約数ペア:

[(1, 51399306), (2, 25699653), (3, 17133102), (6, 8566551), (7, 7342758), (9, 5711034), (14, 3671379), (18, 2855517), (21, 2447586), (27, 1903678), (42, 1223793), (54, 951839), (63, 815862), (126, 407931), (189, 271954), (378, 135977)]