38890305

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1753}}^1$

素因数の和:1810

約数の個数: 48

約数和(自身を含む): 73878480

約数和(自身を除く): 34988175

約数列:

[1, 3, 5, 9, 15, 17, 29, 45, 51, 85, 87, 145, 153, 255, 261, 435, 493, 765, 1305, 1479, 1753, 2465, 4437, 5259, 7395, 8765, 15777, 22185, 26295, 29801, 50837, 78885, 89403, 149005, 152511, 254185, 268209, 447015, 457533, 762555, 864229, 1341045, 2287665, 2592687, 4321145, 7778061, 12963435, 38890305]

約数ペア:

[(1, 38890305), (3, 12963435), (5, 7778061), (9, 4321145), (15, 2592687), (17, 2287665), (29, 1341045), (45, 864229), (51, 762555), (85, 457533), (87, 447015), (145, 268209), (153, 254185), (255, 152511), (261, 149005), (435, 89403), (493, 78885), (765, 50837), (1305, 29801), (1479, 26295), (1753, 22185), (2465, 15777), (4437, 8765), (5259, 7395)]