163947906

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{1109}}^1$

素因数の和:1351

約数の個数: 48

約数和(自身を含む): 365713920

約数和(自身を除く): 201766014

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 191, 258, 382, 387, 573, 774, 1109, 1146, 1719, 2218, 3327, 3438, 6654, 8213, 9981, 16426, 19962, 24639, 47687, 49278, 73917, 95374, 143061, 147834, 211819, 286122, 423638, 429183, 635457, 858366, 1270914, 1906371, 3812742, 9108217, 18216434, 27324651, 54649302, 81973953, 163947906]

約数ペア:

[(1, 163947906), (2, 81973953), (3, 54649302), (6, 27324651), (9, 18216434), (18, 9108217), (43, 3812742), (86, 1906371), (129, 1270914), (191, 858366), (258, 635457), (382, 429183), (387, 423638), (573, 286122), (774, 211819), (1109, 147834), (1146, 143061), (1719, 95374), (2218, 73917), (3327, 49278), (3438, 47687), (6654, 24639), (8213, 19962), (9981, 16426)]