665827484

素因数分解:

$2^2\times 7^3\times {\mathrm{79}}^1\times {\mathrm{6143}}^1$

素因数の和:6247

約数の個数: 48

約数和(自身を含む): 1376256000

約数和(自身を除く): 710428516

約数列:

[1, 2, 4, 7, 14, 28, 49, 79, 98, 158, 196, 316, 343, 553, 686, 1106, 1372, 2212, 3871, 6143, 7742, 12286, 15484, 24572, 27097, 43001, 54194, 86002, 108388, 172004, 301007, 485297, 602014, 970594, 1204028, 1941188, 2107049, 3397079, 4214098, 6794158, 8428196, 13588316, 23779553, 47559106, 95118212, 166456871, 332913742, 665827484]

約数ペア:

[(1, 665827484), (2, 332913742), (4, 166456871), (7, 95118212), (14, 47559106), (28, 23779553), (49, 13588316), (79, 8428196), (98, 6794158), (158, 4214098), (196, 3397079), (316, 2107049), (343, 1941188), (553, 1204028), (686, 970594), (1106, 602014), (1372, 485297), (2212, 301007), (3871, 172004), (6143, 108388), (7742, 86002), (12286, 54194), (15484, 43001), (24572, 27097)]