388740964

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{331}}^1\times {\mathrm{3299}}^1$

素因数の和:3723

約数の個数: 24

約数和(自身を含む): 690228000

約数和(自身を除く): 301487036

約数列:

[1, 2, 4, 89, 178, 331, 356, 662, 1324, 3299, 6598, 13196, 29459, 58918, 117836, 293611, 587222, 1091969, 1174444, 2183938, 4367876, 97185241, 194370482, 388740964]

約数ペア:

[(1, 388740964), (2, 194370482), (4, 97185241), (89, 4367876), (178, 2183938), (331, 1174444), (356, 1091969), (662, 587222), (1324, 293611), (3299, 117836), (6598, 58918), (13196, 29459)]