16866884805

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{419}}^1\times {\mathrm{449}}^1$

素因数の和:1058

約数の個数: 64

約数和(自身を含む): 27941760000

約数和(自身を除く): 11074875195

約数列:

[1, 3, 5, 15, 43, 129, 139, 215, 417, 419, 449, 645, 695, 1257, 1347, 2085, 2095, 2245, 5977, 6285, 6735, 17931, 18017, 19307, 29885, 54051, 57921, 58241, 62411, 89655, 90085, 96535, 174723, 187233, 188131, 270255, 289605, 291205, 312055, 564393, 873615, 936165, 940655, 2504363, 2683673, 2821965, 7513089, 8051019, 8089633, 12521815, 13418365, 24268899, 26150209, 37565445, 40255095, 40448165, 78450627, 121344495, 130751045, 392253135, 1124458987, 3373376961, 5622294935, 16866884805]

約数ペア:

[(1, 16866884805), (3, 5622294935), (5, 3373376961), (15, 1124458987), (43, 392253135), (129, 130751045), (139, 121344495), (215, 78450627), (417, 40448165), (419, 40255095), (449, 37565445), (645, 26150209), (695, 24268899), (1257, 13418365), (1347, 12521815), (2085, 8089633), (2095, 8051019), (2245, 7513089), (5977, 2821965), (6285, 2683673), (6735, 2504363), (17931, 940655), (18017, 936165), (19307, 873615), (29885, 564393), (54051, 312055), (57921, 291205), (58241, 289605), (62411, 270255), (89655, 188131), (90085, 187233), (96535, 174723)]