201397378

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{419}}^1$

素因数の和:599

約数の個数: 64

約数和(自身を含む): 395136000

約数和(自身を除く): 193738622

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 139, 182, 247, 266, 278, 419, 494, 838, 973, 1729, 1807, 1946, 2641, 2933, 3458, 3614, 5282, 5447, 5866, 7961, 10894, 12649, 15922, 18487, 25298, 34333, 36974, 38129, 55727, 58241, 68666, 76258, 103493, 111454, 116482, 206986, 240331, 407687, 480662, 724451, 757133, 815374, 1106579, 1448902, 1514266, 2213158, 5299931, 7746053, 10599862, 14385527, 15492106, 28771054, 100698689, 201397378]

約数ペア:

[(1, 201397378), (2, 100698689), (7, 28771054), (13, 15492106), (14, 14385527), (19, 10599862), (26, 7746053), (38, 5299931), (91, 2213158), (133, 1514266), (139, 1448902), (182, 1106579), (247, 815374), (266, 757133), (278, 724451), (419, 480662), (494, 407687), (838, 240331), (973, 206986), (1729, 116482), (1807, 111454), (1946, 103493), (2641, 76258), (2933, 68666), (3458, 58241), (3614, 55727), (5282, 38129), (5447, 36974), (5866, 34333), (7961, 25298), (10894, 18487), (12649, 15922)]