15993825

素因数分解:

$3^1\times 5^2\times {\mathrm{107}}^1\times {\mathrm{1993}}^1$

素因数の和:2113

約数の個数: 24

約数和(自身を含む): 26703648

約数和(自身を除く): 10709823

約数列:

[1, 3, 5, 15, 25, 75, 107, 321, 535, 1605, 1993, 2675, 5979, 8025, 9965, 29895, 49825, 149475, 213251, 639753, 1066255, 3198765, 5331275, 15993825]

約数ペア:

[(1, 15993825), (3, 5331275), (5, 3198765), (15, 1066255), (25, 639753), (75, 213251), (107, 149475), (321, 49825), (535, 29895), (1605, 9965), (1993, 8025), (2675, 5979)]