1381219202

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{821}}^1\times {\mathrm{76471}}^1$

素因数の和:77305

約数の個数: 16

約数和(自身を含む): 2262959424

約数和(自身を除く): 881740222

約数列:

[1, 2, 11, 22, 821, 1642, 9031, 18062, 76471, 152942, 841181, 1682362, 62782691, 125565382, 690609601, 1381219202]

約数ペア:

[(1, 1381219202), (2, 690609601), (11, 125565382), (22, 62782691), (821, 1682362), (1642, 841181), (9031, 152942), (18062, 76471)]