289328864

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{2113}}^1$

素因数の和:2523

約数の個数: 48

約数和(自身を含む): 623291760

約数和(自身を除く): 333962896

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 389, 778, 1556, 2113, 3112, 4226, 4279, 6224, 8452, 8558, 12448, 16904, 17116, 23243, 33808, 34232, 46486, 67616, 68464, 92972, 136928, 185944, 371888, 743776, 821957, 1643914, 3287828, 6575656, 9041527, 13151312, 18083054, 26302624, 36166108, 72332216, 144664432, 289328864]

約数ペア:

[(1, 289328864), (2, 144664432), (4, 72332216), (8, 36166108), (11, 26302624), (16, 18083054), (22, 13151312), (32, 9041527), (44, 6575656), (88, 3287828), (176, 1643914), (352, 821957), (389, 743776), (778, 371888), (1556, 185944), (2113, 136928), (3112, 92972), (4226, 68464), (4279, 67616), (6224, 46486), (8452, 34232), (8558, 33808), (12448, 23243), (16904, 17116)]