874718255

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{2689}}^1$

素因数の和:2843

約数の個数: 32

約数和(自身を含む): 1150459200

約数和(自身を除く): 275740945

約数列:

[1, 5, 17, 43, 85, 89, 215, 445, 731, 1513, 2689, 3655, 3827, 7565, 13445, 19135, 45713, 65059, 115627, 228565, 239321, 325295, 578135, 1196605, 1965659, 4068457, 9828295, 10290803, 20342285, 51454015, 174943651, 874718255]

約数ペア:

[(1, 874718255), (5, 174943651), (17, 51454015), (43, 20342285), (85, 10290803), (89, 9828295), (215, 4068457), (445, 1965659), (731, 1196605), (1513, 578135), (2689, 325295), (3655, 239321), (3827, 228565), (7565, 115627), (13445, 65059), (19135, 45713)]