726894

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{641}}^1$

素因数の和:662

約数の個数: 40

約数和(自身を含む): 1864368

約数和(自身を除く): 1137474

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 641, 1134, 1282, 1923, 3846, 4487, 5769, 8974, 11538, 13461, 17307, 26922, 34614, 40383, 51921, 80766, 103842, 121149, 242298, 363447, 726894]

約数ペア:

[(1, 726894), (2, 363447), (3, 242298), (6, 121149), (7, 103842), (9, 80766), (14, 51921), (18, 40383), (21, 34614), (27, 26922), (42, 17307), (54, 13461), (63, 11538), (81, 8974), (126, 5769), (162, 4487), (189, 3846), (378, 1923), (567, 1282), (641, 1134)]