81855708

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{659}}^1\times {\mathrm{941}}^1$

素因数の和:1618

約数の個数: 48

約数和(自身を含む): 208897920

約数和(自身を除く): 127042212

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 659, 941, 1318, 1882, 1977, 2636, 2823, 3764, 3954, 5646, 7249, 7908, 10351, 11292, 14498, 20702, 21747, 28996, 31053, 41404, 43494, 62106, 86988, 124212, 620119, 1240238, 1860357, 2480476, 3720714, 6821309, 7441428, 13642618, 20463927, 27285236, 40927854, 81855708]

約数ペア:

[(1, 81855708), (2, 40927854), (3, 27285236), (4, 20463927), (6, 13642618), (11, 7441428), (12, 6821309), (22, 3720714), (33, 2480476), (44, 1860357), (66, 1240238), (132, 620119), (659, 124212), (941, 86988), (1318, 62106), (1882, 43494), (1977, 41404), (2636, 31053), (2823, 28996), (3764, 21747), (3954, 20702), (5646, 14498), (7249, 11292), (7908, 10351)]