6393885

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 10948608

約数和(自身を除く): 4554723

約数列:

[1, 3, 5, 15, 23, 43, 69, 115, 129, 215, 345, 431, 645, 989, 1293, 2155, 2967, 4945, 6465, 9913, 14835, 18533, 29739, 49565, 55599, 92665, 148695, 277995, 426259, 1278777, 2131295, 6393885]

約数ペア:

[(1, 6393885), (3, 2131295), (5, 1278777), (15, 426259), (23, 277995), (43, 148695), (69, 92665), (115, 55599), (129, 49565), (215, 29739), (345, 18533), (431, 14835), (645, 9913), (989, 6465), (1293, 4945), (2155, 2967)]