7498989

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2131}}^1$

素因数の和:2177

約数の個数: 24

約数和(自身を含む): 11973312

約数和(自身を除く): 4474323

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 2131, 3519, 6393, 19179, 36227, 49013, 108681, 147039, 326043, 441117, 833221, 2499663, 7498989]

約数ペア:

[(1, 7498989), (3, 2499663), (9, 833221), (17, 441117), (23, 326043), (51, 147039), (69, 108681), (153, 49013), (207, 36227), (391, 19179), (1173, 6393), (2131, 3519)]