668337670798

素因数分解:

$2^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{193}}^1\times {\mathrm{254213}}^1$

素因数の和:254561

約数の個数: 48

約数和(自身を含む): 1180661333040

約数和(自身を除く): 512323662242

約数列:

[1, 2, 7, 14, 49, 98, 139, 193, 278, 386, 973, 1351, 1946, 2702, 6811, 9457, 13622, 18914, 26827, 53654, 187789, 254213, 375578, 508426, 1314523, 1779491, 2629046, 3558982, 12456437, 24912874, 35335607, 49063109, 70671214, 98126218, 247349249, 343441763, 494698498, 686883526, 1731444743, 2404092341, 3462889486, 4808184682, 6819772151, 13639544302, 47738405057, 95476810114, 334168835399, 668337670798]

約数ペア:

[(1, 668337670798), (2, 334168835399), (7, 95476810114), (14, 47738405057), (49, 13639544302), (98, 6819772151), (139, 4808184682), (193, 3462889486), (278, 2404092341), (386, 1731444743), (973, 686883526), (1351, 494698498), (1946, 343441763), (2702, 247349249), (6811, 98126218), (9457, 70671214), (13622, 49063109), (18914, 35335607), (26827, 24912874), (53654, 12456437), (187789, 3558982), (254213, 2629046), (375578, 1779491), (508426, 1314523)]