81005526

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{3167}}^1$

素因数の和:3218

約数の個数: 72

約数和(自身を含む): 211273920

約数和(自身を除く): 130268394

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 49, 58, 63, 87, 98, 126, 147, 174, 203, 261, 294, 406, 441, 522, 609, 882, 1218, 1421, 1827, 2842, 3167, 3654, 4263, 6334, 8526, 9501, 12789, 19002, 22169, 25578, 28503, 44338, 57006, 66507, 91843, 133014, 155183, 183686, 199521, 275529, 310366, 399042, 465549, 551058, 642901, 826587, 931098, 1285802, 1396647, 1653174, 1928703, 2793294, 3857406, 4500307, 5786109, 9000614, 11572218, 13500921, 27001842, 40502763, 81005526]

約数ペア:

[(1, 81005526), (2, 40502763), (3, 27001842), (6, 13500921), (7, 11572218), (9, 9000614), (14, 5786109), (18, 4500307), (21, 3857406), (29, 2793294), (42, 1928703), (49, 1653174), (58, 1396647), (63, 1285802), (87, 931098), (98, 826587), (126, 642901), (147, 551058), (174, 465549), (203, 399042), (261, 310366), (294, 275529), (406, 199521), (441, 183686), (522, 155183), (609, 133014), (882, 91843), (1218, 66507), (1421, 57006), (1827, 44338), (2842, 28503), (3167, 25578), (3654, 22169), (4263, 19002), (6334, 12789), (8526, 9501)]