81921906

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{17989}}^1$

素因数の和:18031

約数の個数: 48

約数和(自身を含む): 202063680

約数和(自身を除く): 120141774

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 33, 46, 66, 69, 99, 138, 198, 207, 253, 414, 506, 759, 1518, 2277, 4554, 17989, 35978, 53967, 107934, 161901, 197879, 323802, 395758, 413747, 593637, 827494, 1187274, 1241241, 1780911, 2482482, 3561822, 3723723, 4551217, 7447446, 9102434, 13653651, 27307302, 40960953, 81921906]

約数ペア:

[(1, 81921906), (2, 40960953), (3, 27307302), (6, 13653651), (9, 9102434), (11, 7447446), (18, 4551217), (22, 3723723), (23, 3561822), (33, 2482482), (46, 1780911), (66, 1241241), (69, 1187274), (99, 827494), (138, 593637), (198, 413747), (207, 395758), (253, 323802), (414, 197879), (506, 161901), (759, 107934), (1518, 53967), (2277, 35978), (4554, 17989)]