1220806804

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{343309}}^1$

素因数の和:343447

約数の個数: 24

約数和(自身を含む): 2460846080

約数和(自身を除く): 1240039276

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 889, 1778, 3556, 343309, 686618, 1373236, 2403163, 4806326, 9612652, 43600243, 87200486, 174400972, 305201701, 610403402, 1220806804]

約数ペア:

[(1, 1220806804), (2, 610403402), (4, 305201701), (7, 174400972), (14, 87200486), (28, 43600243), (127, 9612652), (254, 4806326), (508, 2403163), (889, 1373236), (1778, 686618), (3556, 343309)]