221401986

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2838487}}^1$

素因数の和:2838505

約数の個数: 16

約数和(自身を含む): 476865984

約数和(自身を除く): 255463998

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 2838487, 5676974, 8515461, 17030922, 36900331, 73800662, 110700993, 221401986]

約数ペア:

[(1, 221401986), (2, 110700993), (3, 73800662), (6, 36900331), (13, 17030922), (26, 8515461), (39, 5676974), (78, 2838487)]