289102653

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{691}}^1$

素因数の和:962

約数の個数: 48

約数和(自身を含む): 496579200

約数和(自身を除く): 207476547

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 229, 261, 609, 687, 691, 1603, 1827, 2061, 2073, 4809, 4837, 6219, 6641, 14427, 14511, 19923, 20039, 43533, 46487, 59769, 60117, 139461, 140273, 158239, 180351, 418383, 420819, 474717, 1107673, 1262457, 1424151, 3323019, 4588931, 9969057, 13766793, 32122517, 41300379, 96367551, 289102653]

約数ペア:

[(1, 289102653), (3, 96367551), (7, 41300379), (9, 32122517), (21, 13766793), (29, 9969057), (63, 4588931), (87, 3323019), (203, 1424151), (229, 1262457), (261, 1107673), (609, 474717), (687, 420819), (691, 418383), (1603, 180351), (1827, 158239), (2061, 140273), (2073, 139461), (4809, 60117), (4837, 59769), (6219, 46487), (6641, 43533), (14427, 20039), (14511, 19923)]