31443363

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:185

約数の個数: 64

約数和(自身を含む): 56263680

約数和(自身を除く): 24820317

約数列:

[1, 3, 7, 9, 21, 27, 43, 53, 63, 73, 129, 159, 189, 219, 301, 371, 387, 477, 511, 657, 903, 1113, 1161, 1431, 1533, 1971, 2279, 2709, 3139, 3339, 3869, 4599, 6837, 8127, 9417, 10017, 11607, 13797, 15953, 20511, 21973, 27083, 28251, 34821, 47859, 61533, 65919, 81249, 84753, 104463, 143577, 166367, 197757, 243747, 430731, 499101, 593271, 731241, 1164569, 1497303, 3493707, 4491909, 10481121, 31443363]

約数ペア:

[(1, 31443363), (3, 10481121), (7, 4491909), (9, 3493707), (21, 1497303), (27, 1164569), (43, 731241), (53, 593271), (63, 499101), (73, 430731), (129, 243747), (159, 197757), (189, 166367), (219, 143577), (301, 104463), (371, 84753), (387, 81249), (477, 65919), (511, 61533), (657, 47859), (903, 34821), (1113, 28251), (1161, 27083), (1431, 21973), (1533, 20511), (1971, 15953), (2279, 13797), (2709, 11607), (3139, 10017), (3339, 9417), (3869, 8127), (4599, 6837)]