81723768

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{69493}}^1$

素因数の和:69516

約数の個数: 48

約数和(自身を含む): 237669480

約数和(自身を除く): 155945712

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 69493, 138986, 208479, 277972, 416958, 486451, 555944, 833916, 972902, 1459353, 1667832, 1945804, 2918706, 3405157, 3891608, 5837412, 6810314, 10215471, 11674824, 13620628, 20430942, 27241256, 40861884, 81723768]

約数ペア:

[(1, 81723768), (2, 40861884), (3, 27241256), (4, 20430942), (6, 13620628), (7, 11674824), (8, 10215471), (12, 6810314), (14, 5837412), (21, 3891608), (24, 3405157), (28, 2918706), (42, 1945804), (49, 1667832), (56, 1459353), (84, 972902), (98, 833916), (147, 555944), (168, 486451), (196, 416958), (294, 277972), (392, 208479), (588, 138986), (1176, 69493)]