81004644

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{15307}}^1$

素因数の和:15334

約数の個数: 72

約数和(自身を含む): 244315680

約数和(自身を除く): 163311036

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 252, 294, 378, 441, 588, 756, 882, 1323, 1764, 2646, 5292, 15307, 30614, 45921, 61228, 91842, 107149, 137763, 183684, 214298, 275526, 321447, 413289, 428596, 551052, 642894, 750043, 826578, 964341, 1285788, 1500086, 1653156, 1928682, 2250129, 2893023, 3000172, 3857364, 4500258, 5786046, 6750387, 9000516, 11572092, 13500774, 20251161, 27001548, 40502322, 81004644]

約数ペア:

[(1, 81004644), (2, 40502322), (3, 27001548), (4, 20251161), (6, 13500774), (7, 11572092), (9, 9000516), (12, 6750387), (14, 5786046), (18, 4500258), (21, 3857364), (27, 3000172), (28, 2893023), (36, 2250129), (42, 1928682), (49, 1653156), (54, 1500086), (63, 1285788), (84, 964341), (98, 826578), (108, 750043), (126, 642894), (147, 551052), (189, 428596), (196, 413289), (252, 321447), (294, 275526), (378, 214298), (441, 183684), (588, 137763), (756, 107149), (882, 91842), (1323, 61228), (1764, 45921), (2646, 30614), (5292, 15307)]