81669798

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{648173}}^1$

素因数の和:648188

約数の個数: 24

約数和(自身を含む): 202230288

約数和(自身を除く): 120560490

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 648173, 1296346, 1944519, 3889038, 4537211, 5833557, 9074422, 11667114, 13611633, 27223266, 40834899, 81669798]

約数ペア:

[(1, 81669798), (2, 40834899), (3, 27223266), (6, 13611633), (7, 11667114), (9, 9074422), (14, 5833557), (18, 4537211), (21, 3889038), (42, 1944519), (63, 1296346), (126, 648173)]