28680675

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{6269}}^1$

素因数の和:6343

約数の個数: 24

約数和(自身を含む): 48203760

約数和(自身を除く): 19523085

約数列:

[1, 3, 5, 15, 25, 61, 75, 183, 305, 915, 1525, 4575, 6269, 18807, 31345, 94035, 156725, 382409, 470175, 1147227, 1912045, 5736135, 9560225, 28680675]

約数ペア:

[(1, 28680675), (3, 9560225), (5, 5736135), (15, 1912045), (25, 1147227), (61, 470175), (75, 382409), (183, 156725), (305, 94035), (915, 31345), (1525, 18807), (4575, 6269)]