15928975

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:339

約数の個数: 24

約数和(自身を含む): 20712960

約数和(自身を除く): 4783985

約数列:

[1, 5, 25, 29, 127, 145, 173, 635, 725, 865, 3175, 3683, 4325, 5017, 18415, 21971, 25085, 92075, 109855, 125425, 549275, 637159, 3185795, 15928975]

約数ペア:

[(1, 15928975), (5, 3185795), (25, 637159), (29, 549275), (127, 125425), (145, 109855), (173, 92075), (635, 25085), (725, 21971), (865, 18415), (3175, 5017), (3683, 4325)]