287571232

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{36383}}^1$

素因数の和:36425

約数の個数: 48

約数和(自身を含む): 641813760

約数和(自身を除く): 354242528

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 3952, 7904, 36383, 72766, 145532, 291064, 472979, 582128, 691277, 945958, 1164256, 1382554, 1891916, 2765108, 3783832, 5530216, 7567664, 8986601, 11060432, 15135328, 17973202, 22120864, 35946404, 71892808, 143785616, 287571232]

約数ペア:

[(1, 287571232), (2, 143785616), (4, 71892808), (8, 35946404), (13, 22120864), (16, 17973202), (19, 15135328), (26, 11060432), (32, 8986601), (38, 7567664), (52, 5530216), (76, 3783832), (104, 2765108), (152, 1891916), (208, 1382554), (247, 1164256), (304, 945958), (416, 691277), (494, 582128), (608, 472979), (988, 291064), (1976, 145532), (3952, 72766), (7904, 36383)]