2008124209

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:350

約数の個数: 64

約数和(自身を含む): 2639831040

約数和(自身を除く): 631706831

約数列:

[1, 7, 13, 43, 47, 61, 91, 179, 301, 329, 427, 559, 611, 793, 1253, 2021, 2327, 2623, 2867, 3913, 4277, 5551, 7697, 8413, 10919, 14147, 16289, 18361, 20069, 26273, 34099, 37271, 53879, 58891, 76433, 100061, 109369, 123281, 141947, 183911, 238693, 260897, 361759, 469517, 513193, 700427, 765583, 862967, 993629, 1602653, 2532313, 3286619, 3592351, 4702867, 6103721, 6671509, 11218571, 22067299, 32920069, 42726047, 46700563, 154471093, 286874887, 2008124209]

約数ペア:

[(1, 2008124209), (7, 286874887), (13, 154471093), (43, 46700563), (47, 42726047), (61, 32920069), (91, 22067299), (179, 11218571), (301, 6671509), (329, 6103721), (427, 4702867), (559, 3592351), (611, 3286619), (793, 2532313), (1253, 1602653), (2021, 993629), (2327, 862967), (2623, 765583), (2867, 700427), (3913, 513193), (4277, 469517), (5551, 361759), (7697, 260897), (8413, 238693), (10919, 183911), (14147, 141947), (16289, 123281), (18361, 109369), (20069, 100061), (26273, 76433), (34099, 58891), (37271, 53879)]