247257052

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{1499}}^1$

素因数の和:1690

約数の個数: 48

約数和(自身を含む): 510048000

約数和(自身を除く): 262790948

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 137, 172, 274, 301, 548, 602, 959, 1204, 1499, 1918, 2998, 3836, 5891, 5996, 10493, 11782, 20986, 23564, 41237, 41972, 64457, 82474, 128914, 164948, 205363, 257828, 410726, 451199, 821452, 902398, 1437541, 1804796, 2875082, 5750164, 8830609, 17661218, 35322436, 61814263, 123628526, 247257052]

約数ペア:

[(1, 247257052), (2, 123628526), (4, 61814263), (7, 35322436), (14, 17661218), (28, 8830609), (43, 5750164), (86, 2875082), (137, 1804796), (172, 1437541), (274, 902398), (301, 821452), (548, 451199), (602, 410726), (959, 257828), (1204, 205363), (1499, 164948), (1918, 128914), (2998, 82474), (3836, 64457), (5891, 41972), (5996, 41237), (10493, 23564), (11782, 20986)]