2147548816

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{407969}}^1$

素因数の和:408031

約数の個数: 40

約数和(自身を含む): 4856474880

約数和(自身を除く): 2708926064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 94, 112, 188, 329, 376, 658, 752, 1316, 2632, 5264, 407969, 815938, 1631876, 2855783, 3263752, 5711566, 6527504, 11423132, 19174543, 22846264, 38349086, 45692528, 76698172, 134221801, 153396344, 268443602, 306792688, 536887204, 1073774408, 2147548816]

約数ペア:

[(1, 2147548816), (2, 1073774408), (4, 536887204), (7, 306792688), (8, 268443602), (14, 153396344), (16, 134221801), (28, 76698172), (47, 45692528), (56, 38349086), (94, 22846264), (112, 19174543), (188, 11423132), (329, 6527504), (376, 5711566), (658, 3263752), (752, 2855783), (1316, 1631876), (2632, 815938), (5264, 407969)]