127252395

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{419}}^1$

素因数の和:844

約数の個数: 48

約数和(自身を含む): 234692640

約数和(自身を除く): 107440245

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 397, 419, 765, 1191, 1257, 1985, 2095, 3573, 3771, 5955, 6285, 6749, 7123, 17865, 18855, 20247, 21369, 33745, 35615, 60741, 64107, 101235, 106845, 166343, 303705, 320535, 499029, 831715, 1497087, 2495145, 2827831, 7485435, 8483493, 14139155, 25450479, 42417465, 127252395]

約数ペア:

[(1, 127252395), (3, 42417465), (5, 25450479), (9, 14139155), (15, 8483493), (17, 7485435), (45, 2827831), (51, 2495145), (85, 1497087), (153, 831715), (255, 499029), (397, 320535), (419, 303705), (765, 166343), (1191, 106845), (1257, 101235), (1985, 64107), (2095, 60741), (3573, 35615), (3771, 33745), (5955, 21369), (6285, 20247), (6749, 18855), (7123, 17865)]