201661785

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{8839}}^1$

素因数の和:8879

約数の個数: 48

約数和(自身を含む): 388252800

約数和(自身を除く): 186591015

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 169, 195, 351, 507, 585, 845, 1521, 1755, 2535, 4563, 7605, 8839, 22815, 26517, 44195, 79551, 114907, 132585, 238653, 344721, 397755, 574535, 1034163, 1193265, 1493791, 1723605, 3102489, 4481373, 5170815, 7468955, 13444119, 15512445, 22406865, 40332357, 67220595, 201661785]

約数ペア:

[(1, 201661785), (3, 67220595), (5, 40332357), (9, 22406865), (13, 15512445), (15, 13444119), (27, 7468955), (39, 5170815), (45, 4481373), (65, 3102489), (117, 1723605), (135, 1493791), (169, 1193265), (195, 1034163), (351, 574535), (507, 397755), (585, 344721), (845, 238653), (1521, 132585), (1755, 114907), (2535, 79551), (4563, 44195), (7605, 26517), (8839, 22815)]