202800975

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{208001}}^1$

素因数の和:208027

約数の個数: 24

約数和(自身を含む): 361091472

約数和(自身を除く): 158290497

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 208001, 624003, 1040005, 2704013, 3120015, 5200025, 8112039, 13520065, 15600075, 40560195, 67600325, 202800975]

約数ペア:

[(1, 202800975), (3, 67600325), (5, 40560195), (13, 15600075), (15, 13520065), (25, 8112039), (39, 5200025), (65, 3120015), (75, 2704013), (195, 1040005), (325, 624003), (975, 208001)]