402895216

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{211}}^1\times {\mathrm{911}}^1$

素因数の和:1261

約数の個数: 40

約数和(自身を含む): 791163648

約数和(自身を除く): 388268432

約数列:

[1, 2, 4, 8, 16, 131, 211, 262, 422, 524, 844, 911, 1048, 1688, 1822, 2096, 3376, 3644, 7288, 14576, 27641, 55282, 110564, 119341, 192221, 221128, 238682, 384442, 442256, 477364, 768884, 954728, 1537768, 1909456, 3075536, 25180951, 50361902, 100723804, 201447608, 402895216]

約数ペア:

[(1, 402895216), (2, 201447608), (4, 100723804), (8, 50361902), (16, 25180951), (131, 3075536), (211, 1909456), (262, 1537768), (422, 954728), (524, 768884), (844, 477364), (911, 442256), (1048, 384442), (1688, 238682), (1822, 221128), (2096, 192221), (3376, 119341), (3644, 110564), (7288, 55282), (14576, 27641)]