161716212

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:338

約数の個数: 144

約数和(自身を含む): 489029632

約数和(自身を除く): 327313420

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 127, 163, 186, 217, 252, 254, 279, 326, 372, 381, 434, 489, 508, 558, 651, 652, 762, 868, 889, 978, 1116, 1141, 1143, 1302, 1467, 1524, 1778, 1953, 1956, 2282, 2286, 2604, 2667, 2934, 3423, 3556, 3906, 3937, 4564, 4572, 5053, 5334, 5868, 6846, 7812, 7874, 8001, 10106, 10269, 10668, 11811, 13692, 15159, 15748, 16002, 20212, 20538, 20701, 23622, 27559, 30318, 32004, 35371, 35433, 41076, 41402, 45477, 47244, 55118, 60636, 62103, 70742, 70866, 82677, 82804, 90954, 106113, 110236, 124206, 141484, 141732, 144907, 165354, 181908, 186309, 212226, 248031, 248412, 289814, 318339, 330708, 372618, 424452, 434721, 496062, 579628, 636678, 641731, 745236, 869442, 992124, 1273356, 1283462, 1304163, 1738884, 1925193, 2566924, 2608326, 3850386, 4492117, 5216652, 5775579, 7700772, 8984234, 11551158, 13476351, 17968468, 23102316, 26952702, 40429053, 53905404, 80858106, 161716212]

約数ペア:

[(1, 161716212), (2, 80858106), (3, 53905404), (4, 40429053), (6, 26952702), (7, 23102316), (9, 17968468), (12, 13476351), (14, 11551158), (18, 8984234), (21, 7700772), (28, 5775579), (31, 5216652), (36, 4492117), (42, 3850386), (62, 2608326), (63, 2566924), (84, 1925193), (93, 1738884), (124, 1304163), (126, 1283462), (127, 1273356), (163, 992124), (186, 869442), (217, 745236), (252, 641731), (254, 636678), (279, 579628), (326, 496062), (372, 434721), (381, 424452), (434, 372618), (489, 330708), (508, 318339), (558, 289814), (651, 248412), (652, 248031), (762, 212226), (868, 186309), (889, 181908), (978, 165354), (1116, 144907), (1141, 141732), (1143, 141484), (1302, 124206), (1467, 110236), (1524, 106113), (1778, 90954), (1953, 82804), (1956, 82677), (2282, 70866), (2286, 70742), (2604, 62103), (2667, 60636), (2934, 55118), (3423, 47244), (3556, 45477), (3906, 41402), (3937, 41076), (4564, 35433), (4572, 35371), (5053, 32004), (5334, 30318), (5868, 27559), (6846, 23622), (7812, 20701), (7874, 20538), (8001, 20212), (10106, 16002), (10269, 15748), (10668, 15159), (11811, 13692)]