31219119

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{2251}}^1$

素因数の和:2347

約数の個数: 24

約数和(自身を含む): 47778432

約数和(自身を除く): 16559313

約数列:

[1, 3, 9, 23, 67, 69, 201, 207, 603, 1541, 2251, 4623, 6753, 13869, 20259, 51773, 150817, 155319, 452451, 465957, 1357353, 3468791, 10406373, 31219119]

約数ペア:

[(1, 31219119), (3, 10406373), (9, 3468791), (23, 1357353), (67, 465957), (69, 452451), (201, 155319), (207, 150817), (603, 51773), (1541, 20259), (2251, 13869), (4623, 6753)]