221738748

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239977}}^1$

素因数の和:240002

約数の個数: 48

約数和(自身を含む): 645060864

約数和(自身を除く): 423322116

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 239977, 479954, 719931, 959908, 1439862, 1679839, 2639747, 2879724, 3359678, 5039517, 5279494, 6719356, 7919241, 10079034, 10558988, 15838482, 18478229, 20158068, 31676964, 36956458, 55434687, 73912916, 110869374, 221738748]

約数ペア:

[(1, 221738748), (2, 110869374), (3, 73912916), (4, 55434687), (6, 36956458), (7, 31676964), (11, 20158068), (12, 18478229), (14, 15838482), (21, 10558988), (22, 10079034), (28, 7919241), (33, 6719356), (42, 5279494), (44, 5039517), (66, 3359678), (77, 2879724), (84, 2639747), (132, 1679839), (154, 1439862), (231, 959908), (308, 719931), (462, 479954), (924, 239977)]