87213896

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:307

約数の個数: 96

約数和(自身を含む): 209778240

約数和(自身を除く): 122564344

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 61, 77, 88, 121, 122, 154, 211, 242, 244, 308, 422, 427, 484, 488, 616, 671, 844, 847, 854, 968, 1342, 1477, 1688, 1694, 1708, 2321, 2684, 2954, 3388, 3416, 4642, 4697, 5368, 5908, 6776, 7381, 9284, 9394, 11816, 12871, 14762, 16247, 18568, 18788, 25531, 25742, 29524, 32494, 37576, 51062, 51484, 51667, 59048, 64988, 90097, 102124, 102968, 103334, 129976, 141581, 178717, 180194, 204248, 206668, 283162, 357434, 360388, 413336, 566324, 714868, 720776, 991067, 1132648, 1429736, 1557391, 1982134, 3114782, 3964268, 6229564, 7928536, 10901737, 12459128, 21803474, 43606948, 87213896]

約数ペア:

[(1, 87213896), (2, 43606948), (4, 21803474), (7, 12459128), (8, 10901737), (11, 7928536), (14, 6229564), (22, 3964268), (28, 3114782), (44, 1982134), (56, 1557391), (61, 1429736), (77, 1132648), (88, 991067), (121, 720776), (122, 714868), (154, 566324), (211, 413336), (242, 360388), (244, 357434), (308, 283162), (422, 206668), (427, 204248), (484, 180194), (488, 178717), (616, 141581), (671, 129976), (844, 103334), (847, 102968), (854, 102124), (968, 90097), (1342, 64988), (1477, 59048), (1688, 51667), (1694, 51484), (1708, 51062), (2321, 37576), (2684, 32494), (2954, 29524), (3388, 25742), (3416, 25531), (4642, 18788), (4697, 18568), (5368, 16247), (5908, 14762), (6776, 12871), (7381, 11816), (9284, 9394)]