28021455

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8087}}^1$

素因数の和:8116

約数の個数: 48

約数和(自身を含む): 60562944

約数和(自身を除く): 32541489

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 165, 231, 315, 385, 495, 693, 1155, 3465, 8087, 24261, 40435, 56609, 72783, 88957, 121305, 169827, 266871, 283045, 363915, 444785, 509481, 622699, 800613, 849135, 1334355, 1868097, 2547405, 3113495, 4003065, 5604291, 9340485, 28021455]

約数ペア:

[(1, 28021455), (3, 9340485), (5, 5604291), (7, 4003065), (9, 3113495), (11, 2547405), (15, 1868097), (21, 1334355), (33, 849135), (35, 800613), (45, 622699), (55, 509481), (63, 444785), (77, 363915), (99, 283045), (105, 266871), (165, 169827), (231, 121305), (315, 88957), (385, 72783), (495, 56609), (693, 40435), (1155, 24261), (3465, 8087)]