90821997

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{49711}}^1$

素因数の和:49753

約数の個数: 24

約数和(自身を含む): 155101440

約数和(自身を除く): 64279443

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 49711, 149133, 347977, 447399, 1043931, 1441619, 3131793, 4324857, 10091333, 12974571, 30273999, 90821997]

約数ペア:

[(1, 90821997), (3, 30273999), (7, 12974571), (9, 10091333), (21, 4324857), (29, 3131793), (63, 1441619), (87, 1043931), (203, 447399), (261, 347977), (609, 149133), (1827, 49711)]