77145831

素因数分解:

$3^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5749}}^1$

素因数の和:5836

約数の個数: 32

約数和(自身を含む): 132480000

約数和(自身を除く): 55334169

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 189, 213, 497, 639, 1491, 1917, 4473, 5749, 13419, 17247, 40243, 51741, 120729, 155223, 362187, 408179, 1086561, 1224537, 2857253, 3673611, 8571759, 11020833, 25715277, 77145831]

約数ペア:

[(1, 77145831), (3, 25715277), (7, 11020833), (9, 8571759), (21, 3673611), (27, 2857253), (63, 1224537), (71, 1086561), (189, 408179), (213, 362187), (497, 155223), (639, 120729), (1491, 51741), (1917, 40243), (4473, 17247), (5749, 13419)]