490936418

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{461}}^1$

素因数の和:603

約数の個数: 64

約数和(自身を含む): 907441920

約数和(自身を除く): 416505502

約数列:

[1, 2, 7, 14, 29, 43, 58, 61, 86, 122, 203, 301, 406, 427, 461, 602, 854, 922, 1247, 1769, 2494, 2623, 3227, 3538, 5246, 6454, 8729, 12383, 13369, 17458, 18361, 19823, 24766, 26738, 28121, 36722, 39646, 56242, 76067, 93583, 138761, 152134, 187166, 196847, 277522, 393694, 532469, 574867, 815509, 1064938, 1149734, 1209203, 1631018, 2418406, 4024069, 5708563, 8048138, 8464421, 11417126, 16928842, 35066887, 70133774, 245468209, 490936418]

約数ペア:

[(1, 490936418), (2, 245468209), (7, 70133774), (14, 35066887), (29, 16928842), (43, 11417126), (58, 8464421), (61, 8048138), (86, 5708563), (122, 4024069), (203, 2418406), (301, 1631018), (406, 1209203), (427, 1149734), (461, 1064938), (602, 815509), (854, 574867), (922, 532469), (1247, 393694), (1769, 277522), (2494, 196847), (2623, 187166), (3227, 152134), (3538, 138761), (5246, 93583), (6454, 76067), (8729, 56242), (12383, 39646), (13369, 36722), (17458, 28121), (18361, 26738), (19823, 24766)]