215460981

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{5939}}^1$

素因数の和:6113

約数の個数: 24

約数和(自身を含む): 324324000

約数和(自身を除く): 108863019

約数列:

[1, 3, 9, 29, 87, 139, 261, 417, 1251, 4031, 5939, 12093, 17817, 36279, 53451, 172231, 516693, 825521, 1550079, 2476563, 7429689, 23940109, 71820327, 215460981]

約数ペア:

[(1, 215460981), (3, 71820327), (9, 23940109), (29, 7429689), (87, 2476563), (139, 1550079), (261, 825521), (417, 516693), (1251, 172231), (4031, 53451), (5939, 36279), (12093, 17817)]