208047645

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{1553}}^1$

素因数の和:1806

約数の個数: 48

約数和(自身を含む): 390302640

約数和(自身を除く): 182254995

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 229, 585, 687, 1145, 1553, 2061, 2977, 3435, 4659, 7765, 8931, 10305, 13977, 14885, 20189, 23295, 26793, 44655, 60567, 69885, 100945, 133965, 181701, 302835, 355637, 908505, 1066911, 1778185, 3200733, 4623281, 5334555, 13869843, 16003665, 23116405, 41609529, 69349215, 208047645]

約数ペア:

[(1, 208047645), (3, 69349215), (5, 41609529), (9, 23116405), (13, 16003665), (15, 13869843), (39, 5334555), (45, 4623281), (65, 3200733), (117, 1778185), (195, 1066911), (229, 908505), (585, 355637), (687, 302835), (1145, 181701), (1553, 133965), (2061, 100945), (2977, 69885), (3435, 60567), (4659, 44655), (7765, 26793), (8931, 23295), (10305, 20189), (13977, 14885)]