51663105

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1879}}^1$

素因数の和:1950

約数の個数: 48

約数和(自身を含む): 98542080

約数和(自身を除く): 46878975

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 47, 65, 117, 141, 195, 235, 423, 585, 611, 705, 1833, 1879, 2115, 3055, 5499, 5637, 9165, 9395, 16911, 24427, 27495, 28185, 73281, 84555, 88313, 122135, 219843, 264939, 366405, 441565, 794817, 1099215, 1148069, 1324695, 3444207, 3974085, 5740345, 10332621, 17221035, 51663105]

約数ペア:

[(1, 51663105), (3, 17221035), (5, 10332621), (9, 5740345), (13, 3974085), (15, 3444207), (39, 1324695), (45, 1148069), (47, 1099215), (65, 794817), (117, 441565), (141, 366405), (195, 264939), (235, 219843), (423, 122135), (585, 88313), (611, 84555), (705, 73281), (1833, 28185), (1879, 27495), (2115, 24427), (3055, 16911), (5499, 9395), (5637, 9165)]