19687725

素因数分解:

$3^3\times 5^2\times {\mathrm{29167}}^1$

素因数の和:29186

約数の個数: 24

約数和(自身を含む): 36168320

約数和(自身を除く): 16480595

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 29167, 87501, 145835, 262503, 437505, 729175, 787509, 1312515, 2187525, 3937545, 6562575, 19687725]

約数ペア:

[(1, 19687725), (3, 6562575), (5, 3937545), (9, 2187525), (15, 1312515), (25, 787509), (27, 729175), (45, 437505), (75, 262503), (135, 145835), (225, 87501), (675, 29167)]