18051201

素因数分解:

$3^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{641}}^1$

素因数の和:806

約数の個数: 32

約数和(自身を含む): 30816000

約数和(自身を除く): 12764799

約数列:

[1, 3, 7, 9, 21, 27, 63, 149, 189, 447, 641, 1043, 1341, 1923, 3129, 4023, 4487, 5769, 9387, 13461, 17307, 28161, 40383, 95509, 121149, 286527, 668563, 859581, 2005689, 2578743, 6017067, 18051201]

約数ペア:

[(1, 18051201), (3, 6017067), (7, 2578743), (9, 2005689), (21, 859581), (27, 668563), (63, 286527), (149, 121149), (189, 95509), (447, 40383), (641, 28161), (1043, 17307), (1341, 13461), (1923, 9387), (3129, 5769), (4023, 4487)]