27687645

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{2129}}^1$

素因数の和:2174

約数の個数: 36

約数和(自身を含む): 51004980

約数和(自身を除く): 23317335

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 289, 765, 867, 1445, 2129, 2601, 4335, 6387, 10645, 13005, 19161, 31935, 36193, 95805, 108579, 180965, 325737, 542895, 615281, 1628685, 1845843, 3076405, 5537529, 9229215, 27687645]

約数ペア:

[(1, 27687645), (3, 9229215), (5, 5537529), (9, 3076405), (15, 1845843), (17, 1628685), (45, 615281), (51, 542895), (85, 325737), (153, 180965), (255, 108579), (289, 95805), (765, 36193), (867, 31935), (1445, 19161), (2129, 13005), (2601, 10645), (4335, 6387)]