80640966

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{2663}}^1$

素因数の和:2785

約数の個数: 48

約数和(自身を含む): 189506304

約数和(自身を除く): 108865338

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 103, 147, 206, 294, 309, 618, 721, 1442, 2163, 2663, 4326, 5047, 5326, 7989, 10094, 15141, 15978, 18641, 30282, 37282, 55923, 111846, 130487, 260974, 274289, 391461, 548578, 782922, 822867, 1645734, 1920023, 3840046, 5760069, 11520138, 13440161, 26880322, 40320483, 80640966]

約数ペア:

[(1, 80640966), (2, 40320483), (3, 26880322), (6, 13440161), (7, 11520138), (14, 5760069), (21, 3840046), (42, 1920023), (49, 1645734), (98, 822867), (103, 782922), (147, 548578), (206, 391461), (294, 274289), (309, 260974), (618, 130487), (721, 111846), (1442, 55923), (2163, 37282), (2663, 30282), (4326, 18641), (5047, 15978), (5326, 15141), (7989, 10094)]