248923367

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{479}}^1$

素因数の和:911

約数の個数: 32

約数和(自身を含む): 330117120

約数和(自身を除く): 81193753

約数列:

[1, 7, 11, 17, 77, 119, 187, 397, 479, 1309, 2779, 3353, 4367, 5269, 6749, 8143, 30569, 36883, 47243, 57001, 74239, 89573, 190163, 519673, 627011, 1331141, 2091793, 3232771, 14642551, 22629397, 35560481, 248923367]

約数ペア:

[(1, 248923367), (7, 35560481), (11, 22629397), (17, 14642551), (77, 3232771), (119, 2091793), (187, 1331141), (397, 627011), (479, 519673), (1309, 190163), (2779, 89573), (3353, 74239), (4367, 57001), (5269, 47243), (6749, 36883), (8143, 30569)]