218757110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{13907}}^1$

素因数の和:13949

約数の個数: 48

約数和(自身を含む): 466140528

約数和(自身を除く): 247383418

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 121, 130, 143, 242, 286, 605, 715, 1210, 1430, 1573, 3146, 7865, 13907, 15730, 27814, 69535, 139070, 152977, 180791, 305954, 361582, 764885, 903955, 1529770, 1682747, 1807910, 1988701, 3365494, 3977402, 8413735, 9943505, 16827470, 19887010, 21875711, 43751422, 109378555, 218757110]

約数ペア:

[(1, 218757110), (2, 109378555), (5, 43751422), (10, 21875711), (11, 19887010), (13, 16827470), (22, 9943505), (26, 8413735), (55, 3977402), (65, 3365494), (110, 1988701), (121, 1807910), (130, 1682747), (143, 1529770), (242, 903955), (286, 764885), (605, 361582), (715, 305954), (1210, 180791), (1430, 152977), (1573, 139070), (3146, 69535), (7865, 27814), (13907, 15730)]