214978425

素因数分解:

$3^1\times 5^2\times {\mathrm{419}}^1\times {\mathrm{6841}}^1$

素因数の和:7273

約数の個数: 24

約数和(自身を含む): 356331360

約数和(自身を除く): 141352935

約数列:

[1, 3, 5, 15, 25, 75, 419, 1257, 2095, 6285, 6841, 10475, 20523, 31425, 34205, 102615, 171025, 513075, 2866379, 8599137, 14331895, 42995685, 71659475, 214978425]

約数ペア:

[(1, 214978425), (3, 71659475), (5, 42995685), (15, 14331895), (25, 8599137), (75, 2866379), (419, 513075), (1257, 171025), (2095, 102615), (6285, 34205), (6841, 31425), (10475, 20523)]