13117251

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 22407840

約数和(自身を除く): 9290589

約数列:

[1, 3, 7, 17, 21, 29, 49, 51, 87, 119, 147, 181, 203, 357, 493, 543, 609, 833, 1267, 1421, 1479, 2499, 3077, 3451, 3801, 4263, 5249, 8869, 9231, 10353, 15747, 21539, 24157, 26607, 36743, 64617, 72471, 89233, 110229, 150773, 257201, 267699, 452319, 624631, 771603, 1873893, 4372417, 13117251]

約数ペア:

[(1, 13117251), (3, 4372417), (7, 1873893), (17, 771603), (21, 624631), (29, 452319), (49, 267699), (51, 257201), (87, 150773), (119, 110229), (147, 89233), (181, 72471), (203, 64617), (357, 36743), (493, 26607), (543, 24157), (609, 21539), (833, 15747), (1267, 10353), (1421, 9231), (1479, 8869), (2499, 5249), (3077, 4263), (3451, 3801)]