65520399

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{19379}}^1$

素因数の和:19419

約数の個数: 24

約数和(自身を含む): 106047360

約数和(自身を除く): 40526961

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 19379, 58137, 135653, 406959, 445717, 949571, 1337151, 2848713, 3120019, 9360057, 21840133, 65520399]

約数ペア:

[(1, 65520399), (3, 21840133), (7, 9360057), (21, 3120019), (23, 2848713), (49, 1337151), (69, 949571), (147, 445717), (161, 406959), (483, 135653), (1127, 58137), (3381, 19379)]