291455055

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:425

約数の個数: 72

約数和(自身を含む): 545777232

約数和(自身を除く): 254322177

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 73, 85, 153, 219, 255, 289, 307, 365, 657, 765, 867, 921, 1095, 1241, 1445, 1535, 2601, 2763, 3285, 3723, 4335, 4605, 5219, 6205, 11169, 13005, 13815, 15657, 18615, 21097, 22411, 26095, 46971, 55845, 63291, 67233, 78285, 88723, 105485, 112055, 189873, 201699, 234855, 266169, 316455, 336165, 380987, 443615, 798507, 949365, 1008495, 1142961, 1330845, 1904935, 3428883, 3992535, 5714805, 6476779, 17144415, 19430337, 32383895, 58291011, 97151685, 291455055]

約数ペア:

[(1, 291455055), (3, 97151685), (5, 58291011), (9, 32383895), (15, 19430337), (17, 17144415), (45, 6476779), (51, 5714805), (73, 3992535), (85, 3428883), (153, 1904935), (219, 1330845), (255, 1142961), (289, 1008495), (307, 949365), (365, 798507), (657, 443615), (765, 380987), (867, 336165), (921, 316455), (1095, 266169), (1241, 234855), (1445, 201699), (1535, 189873), (2601, 112055), (2763, 105485), (3285, 88723), (3723, 78285), (4335, 67233), (4605, 63291), (5219, 55845), (6205, 46971), (11169, 26095), (13005, 22411), (13815, 21097), (15657, 18615)]