64883689

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 77616000

約数和(自身を除く): 12732311

約数列:

[1, 13, 19, 41, 43, 149, 247, 533, 559, 779, 817, 1763, 1937, 2831, 6109, 6407, 10127, 10621, 22919, 33497, 36803, 79417, 83291, 116071, 121733, 262687, 435461, 1508923, 1582529, 3414931, 4991053, 64883689]

約数ペア:

[(1, 64883689), (13, 4991053), (19, 3414931), (41, 1582529), (43, 1508923), (149, 435461), (247, 262687), (533, 121733), (559, 116071), (779, 83291), (817, 79417), (1763, 36803), (1937, 33497), (2831, 22919), (6109, 10621), (6407, 10127)]