667776144

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{1987429}}^1$

素因数の和:1987447

約数の個数: 40

約数和(自身を含む): 1971530560

約数和(自身を除く): 1303754416

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 1987429, 3974858, 5962287, 7949716, 11924574, 13912003, 15899432, 23849148, 27824006, 31798864, 41736009, 47698296, 55648012, 83472018, 95396592, 111296024, 166944036, 222592048, 333888072, 667776144]

約数ペア:

[(1, 667776144), (2, 333888072), (3, 222592048), (4, 166944036), (6, 111296024), (7, 95396592), (8, 83472018), (12, 55648012), (14, 47698296), (16, 41736009), (21, 31798864), (24, 27824006), (28, 23849148), (42, 15899432), (48, 13912003), (56, 11924574), (84, 7949716), (112, 5962287), (168, 3974858), (336, 1987429)]