4200019803

素因数分解:

$3^3\times 7^1\times {\mathrm{22222327}}^1$

素因数の和:22222343

約数の個数: 16

約数和(自身を含む): 7111144960

約数和(自身を除く): 2911125157

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 22222327, 66666981, 155556289, 200000943, 466668867, 600002829, 1400006601, 4200019803]

約数ペア:

[(1, 4200019803), (3, 1400006601), (7, 600002829), (9, 466668867), (21, 200000943), (27, 155556289), (63, 66666981), (189, 22222327)]