64961929487

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{887}}^1\times {\mathrm{114973}}^1$

素因数の和:115887

約数の個数: 24

約数和(自身を含む): 81473335776

約数和(自身を除く): 16511406289

約数列:

[1, 7, 13, 49, 91, 637, 887, 6209, 11531, 43463, 80717, 114973, 565019, 804811, 1494649, 5633677, 10462543, 73237801, 101981051, 713867357, 1325753663, 4997071499, 9280275641, 64961929487]

約数ペア:

[(1, 64961929487), (7, 9280275641), (13, 4997071499), (49, 1325753663), (91, 713867357), (637, 101981051), (887, 73237801), (6209, 10462543), (11531, 5633677), (43463, 1494649), (80717, 804811), (114973, 565019)]