123513243

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 212213760

約数和(自身を除く): 88700517

約数列:

[1, 3, 7, 19, 21, 23, 43, 57, 69, 129, 133, 161, 301, 313, 399, 437, 483, 817, 903, 939, 989, 1311, 2191, 2451, 2967, 3059, 5719, 5947, 6573, 6923, 7199, 9177, 13459, 17157, 17841, 18791, 20769, 21597, 40377, 41629, 50393, 56373, 94213, 124887, 131537, 136781, 151179, 255721, 282639, 309557, 394611, 410343, 767163, 928671, 957467, 1790047, 2166899, 2872401, 5370141, 5881583, 6500697, 17644749, 41171081, 123513243]

約数ペア:

[(1, 123513243), (3, 41171081), (7, 17644749), (19, 6500697), (21, 5881583), (23, 5370141), (43, 2872401), (57, 2166899), (69, 1790047), (129, 957467), (133, 928671), (161, 767163), (301, 410343), (313, 394611), (399, 309557), (437, 282639), (483, 255721), (817, 151179), (903, 136781), (939, 131537), (989, 124887), (1311, 94213), (2191, 56373), (2451, 50393), (2967, 41629), (3059, 40377), (5719, 21597), (5947, 20769), (6573, 18791), (6923, 17841), (7199, 17157), (9177, 13459)]