128331244

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{971}}^1$

素因数の和:1078

約数の個数: 48

約数和(自身を含む): 248209920

約数和(自身を除く): 119878676

約数列:

[1, 2, 4, 19, 37, 38, 47, 74, 76, 94, 148, 188, 703, 893, 971, 1406, 1739, 1786, 1942, 2812, 3478, 3572, 3884, 6956, 18449, 33041, 35927, 36898, 45637, 66082, 71854, 73796, 91274, 132164, 143708, 182548, 682613, 867103, 1365226, 1688569, 1734206, 2730452, 3377138, 3468412, 6754276, 32082811, 64165622, 128331244]

約数ペア:

[(1, 128331244), (2, 64165622), (4, 32082811), (19, 6754276), (37, 3468412), (38, 3377138), (47, 2730452), (74, 1734206), (76, 1688569), (94, 1365226), (148, 867103), (188, 682613), (703, 182548), (893, 143708), (971, 132164), (1406, 91274), (1739, 73796), (1786, 71854), (1942, 66082), (2812, 45637), (3478, 36898), (3572, 35927), (3884, 33041), (6956, 18449)]