31071992

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:133

約数の個数: 96

約数和(自身を含む): 74066400

約数和(自身を除く): 42994408

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 29, 38, 53, 56, 58, 76, 106, 116, 133, 152, 203, 212, 232, 266, 361, 371, 406, 424, 532, 551, 722, 742, 812, 1007, 1064, 1102, 1444, 1484, 1537, 1624, 2014, 2204, 2527, 2888, 2968, 3074, 3857, 4028, 4408, 5054, 6148, 7049, 7714, 8056, 10108, 10469, 10759, 12296, 14098, 15428, 19133, 20216, 20938, 21518, 28196, 29203, 30856, 38266, 41876, 43036, 56392, 58406, 73283, 76532, 83752, 86072, 116812, 133931, 146566, 153064, 204421, 233624, 267862, 293132, 408842, 535724, 554857, 586264, 817684, 1071448, 1109714, 1635368, 2219428, 3883999, 4438856, 7767998, 15535996, 31071992]

約数ペア:

[(1, 31071992), (2, 15535996), (4, 7767998), (7, 4438856), (8, 3883999), (14, 2219428), (19, 1635368), (28, 1109714), (29, 1071448), (38, 817684), (53, 586264), (56, 554857), (58, 535724), (76, 408842), (106, 293132), (116, 267862), (133, 233624), (152, 204421), (203, 153064), (212, 146566), (232, 133931), (266, 116812), (361, 86072), (371, 83752), (406, 76532), (424, 73283), (532, 58406), (551, 56392), (722, 43036), (742, 41876), (812, 38266), (1007, 30856), (1064, 29203), (1102, 28196), (1444, 21518), (1484, 20938), (1537, 20216), (1624, 19133), (2014, 15428), (2204, 14098), (2527, 12296), (2888, 10759), (2968, 10469), (3074, 10108), (3857, 8056), (4028, 7714), (4408, 7049), (5054, 6148)]