211320318

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3919}}^1$

素因数の和:3997

約数の個数: 64

約数和(自身を含む): 496742400

約数和(自身を除く): 285422082

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 43, 57, 66, 86, 114, 129, 209, 258, 418, 473, 627, 817, 946, 1254, 1419, 1634, 2451, 2838, 3919, 4902, 7838, 8987, 11757, 17974, 23514, 26961, 43109, 53922, 74461, 86218, 129327, 148922, 168517, 223383, 258654, 337034, 446766, 505551, 819071, 1011102, 1638142, 1853687, 2457213, 3201823, 3707374, 4914426, 5561061, 6403646, 9605469, 11122122, 19210938, 35220053, 70440106, 105660159, 211320318]

約数ペア:

[(1, 211320318), (2, 105660159), (3, 70440106), (6, 35220053), (11, 19210938), (19, 11122122), (22, 9605469), (33, 6403646), (38, 5561061), (43, 4914426), (57, 3707374), (66, 3201823), (86, 2457213), (114, 1853687), (129, 1638142), (209, 1011102), (258, 819071), (418, 505551), (473, 446766), (627, 337034), (817, 258654), (946, 223383), (1254, 168517), (1419, 148922), (1634, 129327), (2451, 86218), (2838, 74461), (3919, 53922), (4902, 43109), (7838, 26961), (8987, 23514), (11757, 17974)]