201965505

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{274783}}^1$

素因数の和:274805

約数の個数: 24

約数和(自身を含む): 375904512

約数和(自身を除く): 173939007

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 274783, 824349, 1373915, 1923481, 4121745, 5770443, 9617405, 13464367, 28852215, 40393101, 67321835, 201965505]

約数ペア:

[(1, 201965505), (3, 67321835), (5, 40393101), (7, 28852215), (15, 13464367), (21, 9617405), (35, 5770443), (49, 4121745), (105, 1923481), (147, 1373915), (245, 824349), (735, 274783)]