287890259631

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{491}}^1$

素因数の和:813

約数の個数: 96

約数和(自身を含む): 435606377472

約数和(自身を除く): 147716117841

約数列:

[1, 3, 13, 39, 43, 47, 129, 141, 173, 491, 519, 559, 611, 1473, 1677, 1833, 1849, 2021, 2249, 5547, 6063, 6383, 6747, 7439, 8131, 19149, 21113, 22317, 23077, 24037, 24393, 26273, 63339, 69231, 72111, 78819, 84943, 86903, 96707, 105703, 254829, 260709, 274469, 290121, 300001, 317109, 319877, 349633, 823407, 900003, 907859, 959631, 992311, 1048899, 1104259, 1129739, 2723577, 2976933, 3312777, 3389217, 3652549, 3992321, 4158401, 4545229, 10957647, 11802167, 11976963, 12475203, 12900043, 13635687, 15034219, 35406501, 38700129, 42669373, 45102657, 47483137, 51900173, 128008119, 142449411, 155700519, 157059607, 171669803, 195444847, 471178821, 515009409, 554701849, 586334541, 1664105547, 2041774891, 2231707439, 6125324673, 6695122317, 7381801529, 22145404587, 95963419877, 287890259631]

約数ペア:

[(1, 287890259631), (3, 95963419877), (13, 22145404587), (39, 7381801529), (43, 6695122317), (47, 6125324673), (129, 2231707439), (141, 2041774891), (173, 1664105547), (491, 586334541), (519, 554701849), (559, 515009409), (611, 471178821), (1473, 195444847), (1677, 171669803), (1833, 157059607), (1849, 155700519), (2021, 142449411), (2249, 128008119), (5547, 51900173), (6063, 47483137), (6383, 45102657), (6747, 42669373), (7439, 38700129), (8131, 35406501), (19149, 15034219), (21113, 13635687), (22317, 12900043), (23077, 12475203), (24037, 11976963), (24393, 11802167), (26273, 10957647), (63339, 4545229), (69231, 4158401), (72111, 3992321), (78819, 3652549), (84943, 3389217), (86903, 3312777), (96707, 2976933), (105703, 2723577), (254829, 1129739), (260709, 1104259), (274469, 1048899), (290121, 992311), (300001, 959631), (317109, 907859), (319877, 900003), (349633, 823407)]