25991406

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{206281}}^1$

素因数の和:206296

約数の個数: 24

約数和(自身を含む): 64359984

約数和(自身を除く): 38368578

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 206281, 412562, 618843, 1237686, 1443967, 1856529, 2887934, 3713058, 4331901, 8663802, 12995703, 25991406]

約数ペア:

[(1, 25991406), (2, 12995703), (3, 8663802), (6, 4331901), (7, 3713058), (9, 2887934), (14, 1856529), (18, 1443967), (21, 1237686), (42, 618843), (63, 412562), (126, 206281)]