18399339

素因数分解:

$3^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1453}}^1$

素因数の和:1536

約数の個数: 32

約数和(自身を含む): 31639040

約数和(自身を除く): 13239701

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 189, 201, 469, 603, 1407, 1453, 1809, 4221, 4359, 10171, 12663, 13077, 30513, 39231, 91539, 97351, 274617, 292053, 681457, 876159, 2044371, 2628477, 6133113, 18399339]

約数ペア:

[(1, 18399339), (3, 6133113), (7, 2628477), (9, 2044371), (21, 876159), (27, 681457), (63, 292053), (67, 274617), (189, 97351), (201, 91539), (469, 39231), (603, 30513), (1407, 13077), (1453, 12663), (1809, 10171), (4221, 4359)]