28469735

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{4007}}^1$

素因数の和:4055

約数の個数: 24

約数和(自身を含む): 41122080

約数和(自身を除く): 12652345

約数列:

[1, 5, 7, 29, 35, 49, 145, 203, 245, 1015, 1421, 4007, 7105, 20035, 28049, 116203, 140245, 196343, 581015, 813421, 981715, 4067105, 5693947, 28469735]

約数ペア:

[(1, 28469735), (5, 5693947), (7, 4067105), (29, 981715), (35, 813421), (49, 581015), (145, 196343), (203, 140245), (245, 116203), (1015, 28049), (1421, 20035), (4007, 7105)]