872667236

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{21391}}^1$

素因数の和:21480

約数の個数: 48

約数和(自身を含む): 1840054272

約数和(自身を除く): 967387036

約数列:

[1, 2, 4, 7, 14, 28, 31, 47, 62, 94, 124, 188, 217, 329, 434, 658, 868, 1316, 1457, 2914, 5828, 10199, 20398, 21391, 40796, 42782, 85564, 149737, 299474, 598948, 663121, 1005377, 1326242, 2010754, 2652484, 4021508, 4641847, 7037639, 9283694, 14075278, 18567388, 28150556, 31166687, 62333374, 124666748, 218166809, 436333618, 872667236]

約数ペア:

[(1, 872667236), (2, 436333618), (4, 218166809), (7, 124666748), (14, 62333374), (28, 31166687), (31, 28150556), (47, 18567388), (62, 14075278), (94, 9283694), (124, 7037639), (188, 4641847), (217, 4021508), (329, 2652484), (434, 2010754), (658, 1326242), (868, 1005377), (1316, 663121), (1457, 598948), (2914, 299474), (5828, 149737), (10199, 85564), (20398, 42782), (21391, 40796)]