31191828

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{439}}^1$

素因数の和:668

約数の個数: 48

約数和(自身を含む): 75694080

約数和(自身を除く): 44502252

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 191, 372, 382, 439, 573, 764, 878, 1146, 1317, 1756, 2292, 2634, 5268, 5921, 11842, 13609, 17763, 23684, 27218, 35526, 40827, 54436, 71052, 81654, 83849, 163308, 167698, 251547, 335396, 503094, 1006188, 2599319, 5198638, 7797957, 10397276, 15595914, 31191828]

約数ペア:

[(1, 31191828), (2, 15595914), (3, 10397276), (4, 7797957), (6, 5198638), (12, 2599319), (31, 1006188), (62, 503094), (93, 335396), (124, 251547), (186, 167698), (191, 163308), (372, 83849), (382, 81654), (439, 71052), (573, 54436), (764, 40827), (878, 35526), (1146, 27218), (1317, 23684), (1756, 17763), (2292, 13609), (2634, 11842), (5268, 5921)]