42878199

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9239}}^1$

素因数の和:9279

約数の個数: 32

約数和(自身を含む): 74511360

約数和(自身を除く): 31633161

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4641, 9239, 27717, 64673, 120107, 157063, 194019, 360321, 471189, 840749, 1099441, 2041819, 2522247, 3298323, 6125457, 14292733, 42878199]

約数ペア:

[(1, 42878199), (3, 14292733), (7, 6125457), (13, 3298323), (17, 2522247), (21, 2041819), (39, 1099441), (51, 840749), (91, 471189), (119, 360321), (221, 194019), (273, 157063), (357, 120107), (663, 64673), (1547, 27717), (4641, 9239)]