15719970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{74857}}^1$

素因数の和:74874

約数の個数: 32

約数和(自身を含む): 43118208

約数和(自身を除く): 27398238

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 74857, 149714, 224571, 374285, 449142, 523999, 748570, 1047998, 1122855, 1571997, 2245710, 2619995, 3143994, 5239990, 7859985, 15719970]

約数ペア:

[(1, 15719970), (2, 7859985), (3, 5239990), (5, 3143994), (6, 2619995), (7, 2245710), (10, 1571997), (14, 1122855), (15, 1047998), (21, 748570), (30, 523999), (35, 449142), (42, 374285), (70, 224571), (105, 149714), (210, 74857)]