12981984

素因数分解:

$2^5\times 3^1\times {\mathrm{271}}^1\times {\mathrm{499}}^1$

素因数の和:783

約数の個数: 48

約数和(自身を含む): 34272000

約数和(自身を除く): 21290016

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 271, 499, 542, 813, 998, 1084, 1497, 1626, 1996, 2168, 2994, 3252, 3992, 4336, 5988, 6504, 7984, 8672, 11976, 13008, 15968, 23952, 26016, 47904, 135229, 270458, 405687, 540916, 811374, 1081832, 1622748, 2163664, 3245496, 4327328, 6490992, 12981984]

約数ペア:

[(1, 12981984), (2, 6490992), (3, 4327328), (4, 3245496), (6, 2163664), (8, 1622748), (12, 1081832), (16, 811374), (24, 540916), (32, 405687), (48, 270458), (96, 135229), (271, 47904), (499, 26016), (542, 23952), (813, 15968), (998, 13008), (1084, 11976), (1497, 8672), (1626, 7984), (1996, 6504), (2168, 5988), (2994, 4336), (3252, 3992)]