256427133

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{673}}^1$

素因数の和:965

約数の個数: 32

約数和(自身を含む): 375800832

約数和(自身を除く): 119373699

約数列:

[1, 3, 17, 31, 51, 93, 241, 527, 673, 723, 1581, 2019, 4097, 7471, 11441, 12291, 20863, 22413, 34323, 62589, 127007, 162193, 354671, 381021, 486579, 1064013, 2757281, 5027983, 8271843, 15083949, 85475711, 256427133]

約数ペア:

[(1, 256427133), (3, 85475711), (17, 15083949), (31, 8271843), (51, 5027983), (93, 2757281), (241, 1064013), (527, 486579), (673, 381021), (723, 354671), (1581, 162193), (2019, 127007), (4097, 62589), (7471, 34323), (11441, 22413), (12291, 20863)]