139990816

素因数分解:

$2^5\times 7^1\times {\mathrm{47}}^1\times {\mathrm{13297}}^1$

素因数の和:13361

約数の個数: 48

約数和(自身を含む): 321705216

約数和(自身を除く): 181714400

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 56, 94, 112, 188, 224, 329, 376, 658, 752, 1316, 1504, 2632, 5264, 10528, 13297, 26594, 53188, 93079, 106376, 186158, 212752, 372316, 425504, 624959, 744632, 1249918, 1489264, 2499836, 2978528, 4374713, 4999672, 8749426, 9999344, 17498852, 19998688, 34997704, 69995408, 139990816]

約数ペア:

[(1, 139990816), (2, 69995408), (4, 34997704), (7, 19998688), (8, 17498852), (14, 9999344), (16, 8749426), (28, 4999672), (32, 4374713), (47, 2978528), (56, 2499836), (94, 1489264), (112, 1249918), (188, 744632), (224, 624959), (329, 425504), (376, 372316), (658, 212752), (752, 186158), (1316, 106376), (1504, 93079), (2632, 53188), (5264, 26594), (10528, 13297)]