49691421

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2113}}^1$

素因数の和:2202

約数の個数: 32

約数和(自身を含む): 80501120

約数和(自身を除く): 30809699

約数列:

[1, 3, 9, 13, 27, 39, 67, 117, 201, 351, 603, 871, 1809, 2113, 2613, 6339, 7839, 19017, 23517, 27469, 57051, 82407, 141571, 247221, 424713, 741663, 1274139, 1840423, 3822417, 5521269, 16563807, 49691421]

約数ペア:

[(1, 49691421), (3, 16563807), (9, 5521269), (13, 3822417), (27, 1840423), (39, 1274139), (67, 741663), (117, 424713), (201, 247221), (351, 141571), (603, 82407), (871, 57051), (1809, 27469), (2113, 23517), (2613, 19017), (6339, 7839)]