18211165

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{241}}^1$

素因数の和:397

約数の個数: 32

約数和(自身を含む): 26763264

約数和(自身を除く): 8552099

約数列:

[1, 5, 7, 17, 35, 85, 119, 127, 241, 595, 635, 889, 1205, 1687, 2159, 4097, 4445, 8435, 10795, 15113, 20485, 28679, 30607, 75565, 143395, 153035, 214249, 520319, 1071245, 2601595, 3642233, 18211165]

約数ペア:

[(1, 18211165), (5, 3642233), (7, 2601595), (17, 1071245), (35, 520319), (85, 214249), (119, 153035), (127, 143395), (241, 75565), (595, 30607), (635, 28679), (889, 20485), (1205, 15113), (1687, 10795), (2159, 8435), (4097, 4445)]