12156975

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{761}}^1$

素因数の和:848

約数の個数: 36

約数和(自身を含む): 22110192

約数和(自身を除く): 9953217

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 213, 225, 355, 639, 761, 1065, 1775, 2283, 3195, 3805, 5325, 6849, 11415, 15975, 19025, 34245, 54031, 57075, 162093, 171225, 270155, 486279, 810465, 1350775, 2431395, 4052325, 12156975]

約数ペア:

[(1, 12156975), (3, 4052325), (5, 2431395), (9, 1350775), (15, 810465), (25, 486279), (45, 270155), (71, 171225), (75, 162093), (213, 57075), (225, 54031), (355, 34245), (639, 19025), (761, 15975), (1065, 11415), (1775, 6849), (2283, 5325), (3195, 3805)]