401858493

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{20201}}^1$

素因数の和:20572

約数の個数: 16

約数和(自身を含む): 565656000

約数和(自身を除く): 163797507

約数列:

[1, 3, 19, 57, 349, 1047, 6631, 19893, 20201, 60603, 383819, 1151457, 7050149, 21150447, 133952831, 401858493]

約数ペア:

[(1, 401858493), (3, 133952831), (19, 21150447), (57, 7050149), (349, 1151457), (1047, 383819), (6631, 60603), (19893, 20201)]