217839132

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{139}}^1\times {\mathrm{691}}^1$

素因数の和:853

約数の個数: 120

約数和(自身を含む): 656458880

約数和(自身を除く): 438619748

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 139, 162, 189, 252, 278, 324, 378, 417, 556, 567, 691, 756, 834, 973, 1134, 1251, 1382, 1668, 1946, 2073, 2268, 2502, 2764, 2919, 3753, 3892, 4146, 4837, 5004, 5838, 6219, 7506, 8292, 8757, 9674, 11259, 11676, 12438, 14511, 15012, 17514, 18657, 19348, 22518, 24876, 26271, 29022, 35028, 37314, 43533, 45036, 52542, 55971, 58044, 74628, 78813, 87066, 96049, 105084, 111942, 130599, 157626, 174132, 192098, 223884, 261198, 288147, 315252, 384196, 391797, 522396, 576294, 672343, 783594, 864441, 1152588, 1344686, 1567188, 1728882, 2017029, 2593323, 2689372, 3457764, 4034058, 5186646, 6051087, 7779969, 8068116, 10373292, 12102174, 15559938, 18153261, 24204348, 31119876, 36306522, 54459783, 72613044, 108919566, 217839132]

約数ペア:

[(1, 217839132), (2, 108919566), (3, 72613044), (4, 54459783), (6, 36306522), (7, 31119876), (9, 24204348), (12, 18153261), (14, 15559938), (18, 12102174), (21, 10373292), (27, 8068116), (28, 7779969), (36, 6051087), (42, 5186646), (54, 4034058), (63, 3457764), (81, 2689372), (84, 2593323), (108, 2017029), (126, 1728882), (139, 1567188), (162, 1344686), (189, 1152588), (252, 864441), (278, 783594), (324, 672343), (378, 576294), (417, 522396), (556, 391797), (567, 384196), (691, 315252), (756, 288147), (834, 261198), (973, 223884), (1134, 192098), (1251, 174132), (1382, 157626), (1668, 130599), (1946, 111942), (2073, 105084), (2268, 96049), (2502, 87066), (2764, 78813), (2919, 74628), (3753, 58044), (3892, 55971), (4146, 52542), (4837, 45036), (5004, 43533), (5838, 37314), (6219, 35028), (7506, 29022), (8292, 26271), (8757, 24876), (9674, 22518), (11259, 19348), (11676, 18657), (12438, 17514), (14511, 15012)]