211348172

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:188

約数の個数: 108

約数和(自身を含む): 474299280

約数和(自身を除く): 262951108

約数列:

[1, 2, 4, 7, 14, 19, 28, 29, 38, 49, 58, 76, 98, 103, 116, 133, 196, 203, 206, 266, 361, 406, 412, 532, 551, 721, 722, 812, 931, 1102, 1421, 1442, 1444, 1862, 1957, 2204, 2527, 2842, 2884, 2987, 3724, 3857, 3914, 5047, 5054, 5684, 5974, 7714, 7828, 10094, 10108, 10469, 11948, 13699, 15428, 17689, 20188, 20909, 20938, 26999, 27398, 35378, 37183, 41818, 41876, 53998, 54796, 56753, 70756, 73283, 74366, 83636, 95893, 107996, 113506, 146363, 146566, 148732, 191786, 227012, 260281, 292726, 293132, 383572, 397271, 512981, 520562, 585452, 794542, 1025962, 1041124, 1078307, 1589084, 1821967, 2051924, 2156614, 2780897, 3643934, 4313228, 5561794, 7287868, 7548149, 11123588, 15096298, 30192596, 52837043, 105674086, 211348172]

約数ペア:

[(1, 211348172), (2, 105674086), (4, 52837043), (7, 30192596), (14, 15096298), (19, 11123588), (28, 7548149), (29, 7287868), (38, 5561794), (49, 4313228), (58, 3643934), (76, 2780897), (98, 2156614), (103, 2051924), (116, 1821967), (133, 1589084), (196, 1078307), (203, 1041124), (206, 1025962), (266, 794542), (361, 585452), (406, 520562), (412, 512981), (532, 397271), (551, 383572), (721, 293132), (722, 292726), (812, 260281), (931, 227012), (1102, 191786), (1421, 148732), (1442, 146566), (1444, 146363), (1862, 113506), (1957, 107996), (2204, 95893), (2527, 83636), (2842, 74366), (2884, 73283), (2987, 70756), (3724, 56753), (3857, 54796), (3914, 53998), (5047, 41876), (5054, 41818), (5684, 37183), (5974, 35378), (7714, 27398), (7828, 26999), (10094, 20938), (10108, 20909), (10469, 20188), (11948, 17689), (13699, 15428)]