890276212

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{2729}}^1$

素因数の和:2992

約数の個数: 48

約数和(自身を含む): 1819883520

約数和(自身を除く): 929607308

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 191, 244, 382, 427, 764, 854, 1337, 1708, 2674, 2729, 5348, 5458, 10916, 11651, 19103, 23302, 38206, 46604, 76412, 81557, 163114, 166469, 326228, 332938, 521239, 665876, 1042478, 1165283, 2084956, 2330566, 3648673, 4661132, 7297346, 14594692, 31795579, 63591158, 127182316, 222569053, 445138106, 890276212]

約数ペア:

[(1, 890276212), (2, 445138106), (4, 222569053), (7, 127182316), (14, 63591158), (28, 31795579), (61, 14594692), (122, 7297346), (191, 4661132), (244, 3648673), (382, 2330566), (427, 2084956), (764, 1165283), (854, 1042478), (1337, 665876), (1708, 521239), (2674, 332938), (2729, 326228), (5348, 166469), (5458, 163114), (10916, 81557), (11651, 76412), (19103, 46604), (23302, 38206)]