81547305

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{33767}}^1$

素因数の和:33805

約数の個数: 32

約数和(自身を含む): 155602944

約数和(自身を除く): 74055639

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 805, 2415, 33767, 101301, 168835, 236369, 506505, 709107, 776641, 1181845, 2329923, 3545535, 3883205, 5436487, 11649615, 16309461, 27182435, 81547305]

約数ペア:

[(1, 81547305), (3, 27182435), (5, 16309461), (7, 11649615), (15, 5436487), (21, 3883205), (23, 3545535), (35, 2329923), (69, 1181845), (105, 776641), (115, 709107), (161, 506505), (345, 236369), (483, 168835), (805, 101301), (2415, 33767)]