40508307

素因数分解:

$3^2\times 7^1\times {\mathrm{631}}^1\times {\mathrm{1019}}^1$

素因数の和:1663

約数の個数: 24

約数和(自身を含む): 67042560

約数和(自身を除く): 26534253

約数列:

[1, 3, 7, 9, 21, 63, 631, 1019, 1893, 3057, 4417, 5679, 7133, 9171, 13251, 21399, 39753, 64197, 642989, 1928967, 4500923, 5786901, 13502769, 40508307]

約数ペア:

[(1, 40508307), (3, 13502769), (7, 5786901), (9, 4500923), (21, 1928967), (63, 642989), (631, 64197), (1019, 39753), (1893, 21399), (3057, 13251), (4417, 9171), (5679, 7133)]