18084801

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 28643328

約数和(自身を除く): 10558527

約数列:

[1, 3, 7, 21, 47, 73, 141, 219, 251, 329, 511, 753, 987, 1533, 1757, 3431, 5271, 10293, 11797, 18323, 24017, 35391, 54969, 72051, 82579, 128261, 247737, 384783, 861181, 2583543, 6028267, 18084801]

約数ペア:

[(1, 18084801), (3, 6028267), (7, 2583543), (21, 861181), (47, 384783), (73, 247737), (141, 128261), (219, 82579), (251, 72051), (329, 54969), (511, 35391), (753, 24017), (987, 18323), (1533, 11797), (1757, 10293), (3431, 5271)]