690606

素因数分解:

$2^1\times 3^5\times 7^2\times {\mathrm{29}}^1$

素因数の和:60

約数の個数: 72

約数和(自身を含む): 1867320

約数和(自身を除く): 1176714

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 29, 42, 49, 54, 58, 63, 81, 87, 98, 126, 147, 162, 174, 189, 203, 243, 261, 294, 378, 406, 441, 486, 522, 567, 609, 783, 882, 1134, 1218, 1323, 1421, 1566, 1701, 1827, 2349, 2646, 2842, 3402, 3654, 3969, 4263, 4698, 5481, 7047, 7938, 8526, 10962, 11907, 12789, 14094, 16443, 23814, 25578, 32886, 38367, 49329, 76734, 98658, 115101, 230202, 345303, 690606]

約数ペア:

[(1, 690606), (2, 345303), (3, 230202), (6, 115101), (7, 98658), (9, 76734), (14, 49329), (18, 38367), (21, 32886), (27, 25578), (29, 23814), (42, 16443), (49, 14094), (54, 12789), (58, 11907), (63, 10962), (81, 8526), (87, 7938), (98, 7047), (126, 5481), (147, 4698), (162, 4263), (174, 3969), (189, 3654), (203, 3402), (243, 2842), (261, 2646), (294, 2349), (378, 1827), (406, 1701), (441, 1566), (486, 1421), (522, 1323), (567, 1218), (609, 1134), (783, 882)]