128921814

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{341063}}^1$

素因数の和:341081

約数の個数: 32

約数和(自身を含む): 327421440

約数和(自身を除く): 198499626

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 341063, 682126, 1023189, 2046378, 2387441, 3069567, 4774882, 6139134, 7162323, 9208701, 14324646, 18417402, 21486969, 42973938, 64460907, 128921814]

約数ペア:

[(1, 128921814), (2, 64460907), (3, 42973938), (6, 21486969), (7, 18417402), (9, 14324646), (14, 9208701), (18, 7162323), (21, 6139134), (27, 4774882), (42, 3069567), (54, 2387441), (63, 2046378), (126, 1023189), (189, 682126), (378, 341063)]