12745367068

素因数分解:

$2^2\times 7^2\times {\mathrm{163}}^1\times {\mathrm{398941}}^1$

素因数の和:399122

約数の個数: 36

約数和(自身を含む): 26105168712

約数和(自身を除く): 13359801644

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 163, 196, 326, 652, 1141, 2282, 4564, 7987, 15974, 31948, 398941, 797882, 1595764, 2792587, 5585174, 11170348, 19548109, 39096218, 65027383, 78192436, 130054766, 260109532, 455191681, 910383362, 1820766724, 3186341767, 6372683534, 12745367068]

約数ペア:

[(1, 12745367068), (2, 6372683534), (4, 3186341767), (7, 1820766724), (14, 910383362), (28, 455191681), (49, 260109532), (98, 130054766), (163, 78192436), (196, 65027383), (326, 39096218), (652, 19548109), (1141, 11170348), (2282, 5585174), (4564, 2792587), (7987, 1595764), (15974, 797882), (31948, 398941)]