23639775

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{18541}}^1$

素因数の和:18571

約数の個数: 24

約数和(自身を含む): 41385744

約数和(自身を除く): 17745969

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 18541, 55623, 92705, 278115, 315197, 463525, 945591, 1390575, 1575985, 4727955, 7879925, 23639775]

約数ペア:

[(1, 23639775), (3, 7879925), (5, 4727955), (15, 1575985), (17, 1390575), (25, 945591), (51, 463525), (75, 315197), (85, 278115), (255, 92705), (425, 55623), (1275, 18541)]