17970021

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{373}}^1$

素因数の和:533

約数の個数: 24

約数和(自身を含む): 26779896

約数和(自身を除く): 8809875

約数列:

[1, 3, 9, 53, 101, 159, 303, 373, 477, 909, 1119, 3357, 5353, 16059, 19769, 37673, 48177, 59307, 113019, 177921, 339057, 1996669, 5990007, 17970021]

約数ペア:

[(1, 17970021), (3, 5990007), (9, 1996669), (53, 339057), (101, 177921), (159, 113019), (303, 59307), (373, 48177), (477, 37673), (909, 19769), (1119, 16059), (3357, 5353)]