208993590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{178627}}^1$

素因数の和:178653

約数の個数: 48

約数和(自身を含む): 585185328

約数和(自身を除く): 376191738

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 178627, 357254, 535881, 893135, 1071762, 1607643, 1786270, 2322151, 2679405, 3215286, 4644302, 5358810, 6966453, 8038215, 11610755, 13932906, 16076430, 20899359, 23221510, 34832265, 41798718, 69664530, 104496795, 208993590]

約数ペア:

[(1, 208993590), (2, 104496795), (3, 69664530), (5, 41798718), (6, 34832265), (9, 23221510), (10, 20899359), (13, 16076430), (15, 13932906), (18, 11610755), (26, 8038215), (30, 6966453), (39, 5358810), (45, 4644302), (65, 3215286), (78, 2679405), (90, 2322151), (117, 1786270), (130, 1607643), (195, 1071762), (234, 893135), (390, 535881), (585, 357254), (1170, 178627)]