1296119216

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{189713}}^1$

素因数の和:189789

約数の個数: 40

約数和(自身を含む): 2917042464

約数和(自身を除く): 1620923248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 244, 427, 488, 854, 976, 1708, 3416, 6832, 189713, 379426, 758852, 1327991, 1517704, 2655982, 3035408, 5311964, 10623928, 11572493, 21247856, 23144986, 46289972, 81007451, 92579944, 162014902, 185159888, 324029804, 648059608, 1296119216]

約数ペア:

[(1, 1296119216), (2, 648059608), (4, 324029804), (7, 185159888), (8, 162014902), (14, 92579944), (16, 81007451), (28, 46289972), (56, 23144986), (61, 21247856), (112, 11572493), (122, 10623928), (244, 5311964), (427, 3035408), (488, 2655982), (854, 1517704), (976, 1327991), (1708, 758852), (3416, 379426), (6832, 189713)]