71942255

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2789}}^1$

素因数の和:2879

約数の個数: 32

約数和(自身を含む): 109278720

約数和(自身を除く): 37336465

約数列:

[1, 5, 7, 11, 35, 55, 67, 77, 335, 385, 469, 737, 2345, 2789, 3685, 5159, 13945, 19523, 25795, 30679, 97615, 153395, 186863, 214753, 934315, 1073765, 1308041, 2055493, 6540205, 10277465, 14388451, 71942255]

約数ペア:

[(1, 71942255), (5, 14388451), (7, 10277465), (11, 6540205), (35, 2055493), (55, 1308041), (67, 1073765), (77, 934315), (335, 214753), (385, 186863), (469, 153395), (737, 97615), (2345, 30679), (2789, 25795), (3685, 19523), (5159, 13945)]