858000974

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{73}}^2\times {\mathrm{223}}^1$

素因数の和:409

約数の個数: 36

約数和(自身を含む): 1383340896

約数和(自身を除く): 525339922

約数列:

[1, 2, 19, 38, 73, 146, 223, 361, 446, 722, 1387, 2774, 4237, 5329, 8474, 10658, 16279, 26353, 32558, 52706, 80503, 101251, 161006, 202502, 309301, 618602, 1188367, 1923769, 2376734, 3847538, 5876719, 11753438, 22578973, 45157946, 429000487, 858000974]

約数ペア:

[(1, 858000974), (2, 429000487), (19, 45157946), (38, 22578973), (73, 11753438), (146, 5876719), (223, 3847538), (361, 2376734), (446, 1923769), (722, 1188367), (1387, 618602), (2774, 309301), (4237, 202502), (5329, 161006), (8474, 101251), (10658, 80503), (16279, 52706), (26353, 32558)]