873747

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:109

約数の個数: 40

約数和(自身を含む): 1579776

約数和(自身を除く): 706029

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 67, 69, 81, 161, 189, 201, 207, 469, 483, 567, 603, 621, 1407, 1449, 1541, 1809, 1863, 4221, 4347, 4623, 5427, 10787, 12663, 13041, 13869, 32361, 37989, 41607, 97083, 124821, 291249, 873747]

約数ペア:

[(1, 873747), (3, 291249), (7, 124821), (9, 97083), (21, 41607), (23, 37989), (27, 32361), (63, 13869), (67, 13041), (69, 12663), (81, 10787), (161, 5427), (189, 4623), (201, 4347), (207, 4221), (469, 1863), (483, 1809), (567, 1541), (603, 1449), (621, 1407)]