1991225955

素因数分解:

$3^1\times 5^1\times {\mathrm{8669}}^1\times {\mathrm{15313}}^1$

素因数の和:23990

約数の個数: 16

約数和(自身を含む): 3186537120

約数和(自身を除く): 1195311165

約数列:

[1, 3, 5, 15, 8669, 15313, 26007, 43345, 45939, 76565, 130035, 229695, 132748397, 398245191, 663741985, 1991225955]

約数ペア:

[(1, 1991225955), (3, 663741985), (5, 398245191), (15, 132748397), (8669, 229695), (15313, 130035), (26007, 76565), (43345, 45939)]