15222395

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:215

約数の個数: 32

約数和(自身を含む): 20528640

約数和(自身を除く): 5306245

約数列:

[1, 5, 17, 31, 53, 85, 109, 155, 265, 527, 545, 901, 1643, 1853, 2635, 3379, 4505, 5777, 8215, 9265, 16895, 27931, 28885, 57443, 98209, 139655, 179087, 287215, 491045, 895435, 3044479, 15222395]

約数ペア:

[(1, 15222395), (5, 3044479), (17, 895435), (31, 491045), (53, 287215), (85, 179087), (109, 139655), (155, 98209), (265, 57443), (527, 28885), (545, 27931), (901, 16895), (1643, 9265), (1853, 8215), (2635, 5777), (3379, 4505)]