18284427

素因数分解:

$3^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1087}}^1$

素因数の和:1192

約数の個数: 32

約数和(自身を含む): 31334400

約数和(自身を除く): 13049973

約数列:

[1, 3, 7, 9, 21, 27, 63, 89, 189, 267, 623, 801, 1087, 1869, 2403, 3261, 5607, 7609, 9783, 16821, 22827, 29349, 68481, 96743, 205443, 290229, 677201, 870687, 2031603, 2612061, 6094809, 18284427]

約数ペア:

[(1, 18284427), (3, 6094809), (7, 2612061), (9, 2031603), (21, 870687), (27, 677201), (63, 290229), (89, 205443), (189, 96743), (267, 68481), (623, 29349), (801, 22827), (1087, 16821), (1869, 9783), (2403, 7609), (3261, 5607)]