31838175

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{1993}}^1$

素因数の和:2080

約数の個数: 36

約数和(自身を含む): 57857904

約数和(自身を除く): 26019729

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 213, 225, 355, 639, 1065, 1775, 1993, 3195, 5325, 5979, 9965, 15975, 17937, 29895, 49825, 89685, 141503, 149475, 424509, 448425, 707515, 1273527, 2122545, 3537575, 6367635, 10612725, 31838175]

約数ペア:

[(1, 31838175), (3, 10612725), (5, 6367635), (9, 3537575), (15, 2122545), (25, 1273527), (45, 707515), (71, 448425), (75, 424509), (213, 149475), (225, 141503), (355, 89685), (639, 49825), (1065, 29895), (1775, 17937), (1993, 15975), (3195, 9965), (5325, 5979)]