398541516

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{1129}}^1\times {\mathrm{1279}}^1$

素因数の和:2438

約数の個数: 48

約数和(自身を含む): 971980800

約数和(自身を除く): 573439284

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 1129, 1279, 2258, 2558, 3387, 3837, 4516, 5116, 6774, 7674, 13548, 15348, 25967, 29417, 51934, 58834, 77901, 88251, 103868, 117668, 155802, 176502, 311604, 353004, 1443991, 2887982, 4331973, 5775964, 8663946, 17327892, 33211793, 66423586, 99635379, 132847172, 199270758, 398541516]

約数ペア:

[(1, 398541516), (2, 199270758), (3, 132847172), (4, 99635379), (6, 66423586), (12, 33211793), (23, 17327892), (46, 8663946), (69, 5775964), (92, 4331973), (138, 2887982), (276, 1443991), (1129, 353004), (1279, 311604), (2258, 176502), (2558, 155802), (3387, 117668), (3837, 103868), (4516, 88251), (5116, 77901), (6774, 58834), (7674, 51934), (13548, 29417), (15348, 25967)]