128942905

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{5347}}^1$

素因数の和:5425

約数の個数: 32

約数和(自身を含む): 194068224

約数和(自身を除く): 65125319

約数列:

[1, 5, 7, 13, 35, 53, 65, 91, 265, 371, 455, 689, 1855, 3445, 4823, 5347, 24115, 26735, 37429, 69511, 187145, 283391, 347555, 486577, 1416955, 1983737, 2432885, 3684083, 9918685, 18420415, 25788581, 128942905]

約数ペア:

[(1, 128942905), (5, 25788581), (7, 18420415), (13, 9918685), (35, 3684083), (53, 2432885), (65, 1983737), (91, 1416955), (265, 486577), (371, 347555), (455, 283391), (689, 187145), (1855, 69511), (3445, 37429), (4823, 26735), (5347, 24115)]