211015896

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1823}}^1$

素因数の和:1905

約数の個数: 128

約数和(自身を含む): 661893120

約数和(自身を除く): 450877224

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 53, 56, 78, 84, 91, 104, 106, 156, 159, 168, 182, 212, 273, 312, 318, 364, 371, 424, 546, 636, 689, 728, 742, 1092, 1113, 1272, 1378, 1484, 1823, 2067, 2184, 2226, 2756, 2968, 3646, 4134, 4452, 4823, 5469, 5512, 7292, 8268, 8904, 9646, 10938, 12761, 14469, 14584, 16536, 19292, 21876, 23699, 25522, 28938, 38283, 38584, 43752, 47398, 51044, 57876, 71097, 76566, 94796, 96619, 102088, 115752, 142194, 153132, 165893, 189592, 193238, 284388, 289857, 306264, 331786, 386476, 497679, 568776, 579714, 663572, 676333, 772952, 995358, 1159428, 1256047, 1327144, 1352666, 1990716, 2028999, 2318856, 2512094, 2705332, 3768141, 3981432, 4057998, 5024188, 5410664, 7536282, 8115996, 8792329, 10048376, 15072564, 16231992, 17584658, 26376987, 30145128, 35169316, 52753974, 70338632, 105507948, 211015896]

約数ペア:

[(1, 211015896), (2, 105507948), (3, 70338632), (4, 52753974), (6, 35169316), (7, 30145128), (8, 26376987), (12, 17584658), (13, 16231992), (14, 15072564), (21, 10048376), (24, 8792329), (26, 8115996), (28, 7536282), (39, 5410664), (42, 5024188), (52, 4057998), (53, 3981432), (56, 3768141), (78, 2705332), (84, 2512094), (91, 2318856), (104, 2028999), (106, 1990716), (156, 1352666), (159, 1327144), (168, 1256047), (182, 1159428), (212, 995358), (273, 772952), (312, 676333), (318, 663572), (364, 579714), (371, 568776), (424, 497679), (546, 386476), (636, 331786), (689, 306264), (728, 289857), (742, 284388), (1092, 193238), (1113, 189592), (1272, 165893), (1378, 153132), (1484, 142194), (1823, 115752), (2067, 102088), (2184, 96619), (2226, 94796), (2756, 76566), (2968, 71097), (3646, 57876), (4134, 51044), (4452, 47398), (4823, 43752), (5469, 38584), (5512, 38283), (7292, 28938), (8268, 25522), (8904, 23699), (9646, 21876), (10938, 19292), (12761, 16536), (14469, 14584)]