2945145

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{4007}}^1$

素因数の和:4029

約数の個数: 24

約数和(自身を含む): 5482944

約数和(自身を除く): 2537799

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 4007, 12021, 20035, 28049, 60105, 84147, 140245, 196343, 420735, 589029, 981715, 2945145]

約数ペア:

[(1, 2945145), (3, 981715), (5, 589029), (7, 420735), (15, 196343), (21, 140245), (35, 84147), (49, 60105), (105, 28049), (147, 20035), (245, 12021), (735, 4007)]