81876886

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{1187}}^1$

素因数の和:1588

約数の個数: 32

約数和(自身を含む): 151683840

約数和(自身を除く): 69806954

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 379, 758, 1187, 2374, 2653, 4927, 5306, 8309, 9854, 15431, 16618, 30862, 34489, 68978, 108017, 216034, 449873, 899746, 3149111, 5848349, 6298222, 11696698, 40938443, 81876886]

約数ペア:

[(1, 81876886), (2, 40938443), (7, 11696698), (13, 6298222), (14, 5848349), (26, 3149111), (91, 899746), (182, 449873), (379, 216034), (758, 108017), (1187, 68978), (2374, 34489), (2653, 30862), (4927, 16618), (5306, 15431), (8309, 9854)]