1902105

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{983}}^1$

素因数の和:1037

約数の個数: 24

約数和(自身を含む): 3377088

約数和(自身を除く): 1474983

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 983, 1935, 2949, 4915, 8847, 14745, 42269, 44235, 126807, 211345, 380421, 634035, 1902105]

約数ペア:

[(1, 1902105), (3, 634035), (5, 380421), (9, 211345), (15, 126807), (43, 44235), (45, 42269), (129, 14745), (215, 8847), (387, 4915), (645, 2949), (983, 1935)]