28011135

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1021}}^1$

素因数の和:1119

約数の個数: 32

約数和(自身を含む): 47093760

約数和(自身を除く): 19082625

約数列:

[1, 3, 5, 15, 31, 59, 93, 155, 177, 295, 465, 885, 1021, 1829, 3063, 5105, 5487, 9145, 15315, 27435, 31651, 60239, 94953, 158255, 180717, 301195, 474765, 903585, 1867409, 5602227, 9337045, 28011135]

約数ペア:

[(1, 28011135), (3, 9337045), (5, 5602227), (15, 1867409), (31, 903585), (59, 474765), (93, 301195), (155, 180717), (177, 158255), (295, 94953), (465, 60239), (885, 31651), (1021, 27435), (1829, 15315), (3063, 9145), (5105, 5487)]