213996978

素因数分解:

$2^1\times 3^5\times {\mathrm{13}}^1\times {\mathrm{33871}}^1$

素因数の和:33901

約数の個数: 48

約数和(自身を含む): 517835136

約数和(自身を除く): 303838158

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 243, 351, 486, 702, 1053, 2106, 3159, 6318, 33871, 67742, 101613, 203226, 304839, 440323, 609678, 880646, 914517, 1320969, 1829034, 2641938, 2743551, 3962907, 5487102, 7925814, 8230653, 11888721, 16461306, 23777442, 35666163, 71332326, 106998489, 213996978]

約数ペア:

[(1, 213996978), (2, 106998489), (3, 71332326), (6, 35666163), (9, 23777442), (13, 16461306), (18, 11888721), (26, 8230653), (27, 7925814), (39, 5487102), (54, 3962907), (78, 2743551), (81, 2641938), (117, 1829034), (162, 1320969), (234, 914517), (243, 880646), (351, 609678), (486, 440323), (702, 304839), (1053, 203226), (2106, 101613), (3159, 67742), (6318, 33871)]