206072775

素因数分解:

$3^3\times 5^2\times {\mathrm{397}}^1\times {\mathrm{769}}^1$

素因数の和:1185

約数の個数: 48

約数和(自身を含む): 380010400

約数和(自身を除く): 173937625

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 397, 675, 769, 1191, 1985, 2307, 3573, 3845, 5955, 6921, 9925, 10719, 11535, 17865, 19225, 20763, 29775, 34605, 53595, 57675, 89325, 103815, 173025, 267975, 305293, 519075, 915879, 1526465, 2747637, 4579395, 7632325, 8242911, 13738185, 22896975, 41214555, 68690925, 206072775]

約数ペア:

[(1, 206072775), (3, 68690925), (5, 41214555), (9, 22896975), (15, 13738185), (25, 8242911), (27, 7632325), (45, 4579395), (75, 2747637), (135, 1526465), (225, 915879), (397, 519075), (675, 305293), (769, 267975), (1191, 173025), (1985, 103815), (2307, 89325), (3573, 57675), (3845, 53595), (5955, 34605), (6921, 29775), (9925, 20763), (10719, 19225), (11535, 17865)]