2129404030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16380031}}^1$

素因数の和:16380051

約数の個数: 16

約数和(自身を含む): 4127768064

約数和(自身を除く): 1998364034

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 16380031, 32760062, 81900155, 163800310, 212940403, 425880806, 1064702015, 2129404030]

約数ペア:

[(1, 2129404030), (2, 1064702015), (5, 425880806), (10, 212940403), (13, 163800310), (26, 81900155), (65, 32760062), (130, 16380031)]