978433253

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{773}}^1$

素因数の和:1137

約数の個数: 32

約数和(自身を含む): 1220567040

約数和(自身を除く): 242133787

約数列:

[1, 7, 19, 31, 133, 217, 307, 589, 773, 2149, 4123, 5411, 5833, 9517, 14687, 23963, 40831, 66619, 102809, 167741, 180823, 237311, 455297, 1265761, 1661177, 3187079, 4508909, 7356641, 31562363, 51496487, 139776179, 978433253]

約数ペア:

[(1, 978433253), (7, 139776179), (19, 51496487), (31, 31562363), (133, 7356641), (217, 4508909), (307, 3187079), (589, 1661177), (773, 1265761), (2149, 455297), (4123, 237311), (5411, 180823), (5833, 167741), (9517, 102809), (14687, 66619), (23963, 40831)]