3995655

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:211

約数の個数: 32

約数和(自身を含む): 6713280

約数和(自身を除く): 2717625

約数列:

[1, 3, 5, 15, 41, 73, 89, 123, 205, 219, 267, 365, 445, 615, 1095, 1335, 2993, 3649, 6497, 8979, 10947, 14965, 18245, 19491, 32485, 44895, 54735, 97455, 266377, 799131, 1331885, 3995655]

約数ペア:

[(1, 3995655), (3, 1331885), (5, 799131), (15, 266377), (41, 97455), (73, 54735), (89, 44895), (123, 32485), (205, 19491), (219, 18245), (267, 14965), (365, 10947), (445, 8979), (615, 6497), (1095, 3649), (1335, 2993)]