279553612

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{2917}}^1$

素因数の和:3050

約数の個数: 48

約数和(自身を含む): 560489440

約数和(自身を除く): 280935828

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 97, 194, 247, 388, 494, 988, 1261, 1843, 2522, 2917, 3686, 5044, 5834, 7372, 11668, 23959, 37921, 47918, 55423, 75842, 95836, 110846, 151684, 221692, 282949, 565898, 720499, 1131796, 1440998, 2881996, 3678337, 5376031, 7356674, 10752062, 14713348, 21504124, 69888403, 139776806, 279553612]

約数ペア:

[(1, 279553612), (2, 139776806), (4, 69888403), (13, 21504124), (19, 14713348), (26, 10752062), (38, 7356674), (52, 5376031), (76, 3678337), (97, 2881996), (194, 1440998), (247, 1131796), (388, 720499), (494, 565898), (988, 282949), (1261, 221692), (1843, 151684), (2522, 110846), (2917, 95836), (3686, 75842), (5044, 55423), (5834, 47918), (7372, 37921), (11668, 23959)]