215564970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{312413}}^1$

素因数の和:312446

約数の個数: 32

約数和(自身を含む): 539851392

約数和(自身を除く): 324286422

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 312413, 624826, 937239, 1562065, 1874478, 3124130, 4686195, 7185499, 9372390, 14370998, 21556497, 35927495, 43112994, 71854990, 107782485, 215564970]

約数ペア:

[(1, 215564970), (2, 107782485), (3, 71854990), (5, 43112994), (6, 35927495), (10, 21556497), (15, 14370998), (23, 9372390), (30, 7185499), (46, 4686195), (69, 3124130), (115, 1874478), (138, 1562065), (230, 937239), (345, 624826), (690, 312413)]