17280705

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3853}}^1$

素因数の和:3897

約数の個数: 32

約数和(自身を含む): 31078656

約数和(自身を除く): 13797951

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 897, 1495, 3853, 4485, 11559, 19265, 50089, 57795, 88619, 150267, 250445, 265857, 443095, 751335, 1152047, 1329285, 3456141, 5760235, 17280705]

約数ペア:

[(1, 17280705), (3, 5760235), (5, 3456141), (13, 1329285), (15, 1152047), (23, 751335), (39, 443095), (65, 265857), (69, 250445), (115, 150267), (195, 88619), (299, 57795), (345, 50089), (897, 19265), (1495, 11559), (3853, 4485)]