81692786

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:435

約数の個数: 48

約数和(自身を含む): 151662912

約数和(自身を除く): 69970126

約数列:

[1, 2, 7, 14, 17, 34, 61, 119, 122, 238, 289, 331, 427, 578, 662, 854, 1037, 2023, 2074, 2317, 4046, 4634, 5627, 7259, 11254, 14518, 17629, 20191, 35258, 39389, 40382, 78778, 95659, 123403, 141337, 191318, 246806, 282674, 343247, 669613, 686494, 1339226, 2402729, 4805458, 5835199, 11670398, 40846393, 81692786]

約数ペア:

[(1, 81692786), (2, 40846393), (7, 11670398), (14, 5835199), (17, 4805458), (34, 2402729), (61, 1339226), (119, 686494), (122, 669613), (238, 343247), (289, 282674), (331, 246806), (427, 191318), (578, 141337), (662, 123403), (854, 95659), (1037, 78778), (2023, 40382), (2074, 39389), (2317, 35258), (4046, 20191), (4634, 17629), (5627, 14518), (7259, 11254)]