181373868

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{387551}}^1$

素因数の和:387574

約数の個数: 36

約数和(自身を含む): 493741248

約数和(自身を除く): 312367380

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 387551, 775102, 1162653, 1550204, 2325306, 3487959, 4650612, 5038163, 6975918, 10076326, 13951836, 15114489, 20152652, 30228978, 45343467, 60457956, 90686934, 181373868]

約数ペア:

[(1, 181373868), (2, 90686934), (3, 60457956), (4, 45343467), (6, 30228978), (9, 20152652), (12, 15114489), (13, 13951836), (18, 10076326), (26, 6975918), (36, 5038163), (39, 4650612), (52, 3487959), (78, 2325306), (117, 1550204), (156, 1162653), (234, 775102), (468, 387551)]