28207942791

素因数分解:

$3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{641}}^1\times {\mathrm{9397}}^1$

素因数の和:10271

約数の個数: 32

約数和(自身を含む): 43248242688

約数和(自身を除く): 15040299897

約数列:

[1, 3, 7, 21, 223, 641, 669, 1561, 1923, 4487, 4683, 9397, 13461, 28191, 65779, 142943, 197337, 428829, 1000601, 2095531, 3001803, 6023477, 6286593, 14668717, 18070431, 42164339, 44006151, 126493017, 1343235371, 4029706113, 9402647597, 28207942791]

約数ペア:

[(1, 28207942791), (3, 9402647597), (7, 4029706113), (21, 1343235371), (223, 126493017), (641, 44006151), (669, 42164339), (1561, 18070431), (1923, 14668717), (4487, 6286593), (4683, 6023477), (9397, 3001803), (13461, 2095531), (28191, 1000601), (65779, 428829), (142943, 197337)]