30278175

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{13921}}^1$

素因数の和:13963

約数の個数: 24

約数和(自身を含む): 51789840

約数和(自身を除く): 21511665

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 145, 435, 725, 2175, 13921, 41763, 69605, 208815, 348025, 403709, 1044075, 1211127, 2018545, 6055635, 10092725, 30278175]

約数ペア:

[(1, 30278175), (3, 10092725), (5, 6055635), (15, 2018545), (25, 1211127), (29, 1044075), (75, 403709), (87, 348025), (145, 208815), (435, 69605), (725, 41763), (2175, 13921)]