258197884

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{6329}}^1$

素因数の和:6418

約数の個数: 48

約数和(自身を含む): 544481280

約数和(自身を除く): 286283396

約数列:

[1, 2, 4, 7, 14, 28, 31, 47, 62, 94, 124, 188, 217, 329, 434, 658, 868, 1316, 1457, 2914, 5828, 6329, 10199, 12658, 20398, 25316, 40796, 44303, 88606, 177212, 196199, 297463, 392398, 594926, 784796, 1189852, 1373393, 2082241, 2746786, 4164482, 5493572, 8328964, 9221353, 18442706, 36885412, 64549471, 129098942, 258197884]

約数ペア:

[(1, 258197884), (2, 129098942), (4, 64549471), (7, 36885412), (14, 18442706), (28, 9221353), (31, 8328964), (47, 5493572), (62, 4164482), (94, 2746786), (124, 2082241), (188, 1373393), (217, 1189852), (329, 784796), (434, 594926), (658, 392398), (868, 297463), (1316, 196199), (1457, 177212), (2914, 88606), (5828, 44303), (6329, 40796), (10199, 25316), (12658, 20398)]