27801256

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:131

約数の個数: 128

約数和(自身を含む): 69984000

約数和(自身を除く): 42182744

約数列:

[1, 2, 4, 7, 8, 14, 17, 19, 28, 29, 34, 38, 53, 56, 58, 68, 76, 106, 116, 119, 133, 136, 152, 203, 212, 232, 238, 266, 323, 371, 406, 424, 476, 493, 532, 551, 646, 742, 812, 901, 952, 986, 1007, 1064, 1102, 1292, 1484, 1537, 1624, 1802, 1972, 2014, 2204, 2261, 2584, 2968, 3074, 3451, 3604, 3857, 3944, 4028, 4408, 4522, 6148, 6307, 6902, 7049, 7208, 7714, 8056, 9044, 9367, 10759, 12296, 12614, 13804, 14098, 15428, 17119, 18088, 18734, 21518, 25228, 26129, 27608, 28196, 29203, 30856, 34238, 37468, 43036, 50456, 52258, 56392, 58406, 65569, 68476, 74936, 86072, 104516, 116812, 119833, 131138, 136952, 182903, 204421, 209032, 233624, 239666, 262276, 365806, 408842, 479332, 496451, 524552, 731612, 817684, 958664, 992902, 1463224, 1635368, 1985804, 3475157, 3971608, 6950314, 13900628, 27801256]

約数ペア:

[(1, 27801256), (2, 13900628), (4, 6950314), (7, 3971608), (8, 3475157), (14, 1985804), (17, 1635368), (19, 1463224), (28, 992902), (29, 958664), (34, 817684), (38, 731612), (53, 524552), (56, 496451), (58, 479332), (68, 408842), (76, 365806), (106, 262276), (116, 239666), (119, 233624), (133, 209032), (136, 204421), (152, 182903), (203, 136952), (212, 131138), (232, 119833), (238, 116812), (266, 104516), (323, 86072), (371, 74936), (406, 68476), (424, 65569), (476, 58406), (493, 56392), (532, 52258), (551, 50456), (646, 43036), (742, 37468), (812, 34238), (901, 30856), (952, 29203), (986, 28196), (1007, 27608), (1064, 26129), (1102, 25228), (1292, 21518), (1484, 18734), (1537, 18088), (1624, 17119), (1802, 15428), (1972, 14098), (2014, 13804), (2204, 12614), (2261, 12296), (2584, 10759), (2968, 9367), (3074, 9044), (3451, 8056), (3604, 7714), (3857, 7208), (3944, 7049), (4028, 6902), (4408, 6307), (4522, 6148)]