247276305

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{10427}}^1$

素因数の和:10486

約数の個数: 48

約数和(自身を含む): 468509184

約数和(自身を除く): 221232879

約数列:

[1, 3, 5, 9, 15, 17, 31, 45, 51, 85, 93, 153, 155, 255, 279, 465, 527, 765, 1395, 1581, 2635, 4743, 7905, 10427, 23715, 31281, 52135, 93843, 156405, 177259, 323237, 469215, 531777, 886295, 969711, 1595331, 1616185, 2658885, 2909133, 4848555, 5495029, 7976655, 14545665, 16485087, 27475145, 49455261, 82425435, 247276305]

約数ペア:

[(1, 247276305), (3, 82425435), (5, 49455261), (9, 27475145), (15, 16485087), (17, 14545665), (31, 7976655), (45, 5495029), (51, 4848555), (85, 2909133), (93, 2658885), (153, 1616185), (155, 1595331), (255, 969711), (279, 886295), (465, 531777), (527, 469215), (765, 323237), (1395, 177259), (1581, 156405), (2635, 93843), (4743, 52135), (7905, 31281), (10427, 23715)]