128527395

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:356

約数の個数: 64

約数和(自身を含む): 228925440

約数和(自身を除く): 100398045

約数列:

[1, 3, 5, 15, 17, 31, 51, 71, 85, 93, 155, 213, 229, 255, 355, 465, 527, 687, 1065, 1145, 1207, 1581, 2201, 2635, 3435, 3621, 3893, 6035, 6603, 7099, 7905, 11005, 11679, 16259, 18105, 19465, 21297, 33015, 35495, 37417, 48777, 58395, 81295, 106485, 112251, 120683, 187085, 243885, 276403, 362049, 504029, 561255, 603415, 829209, 1382015, 1512087, 1810245, 2520145, 4146045, 7560435, 8568493, 25705479, 42842465, 128527395]

約数ペア:

[(1, 128527395), (3, 42842465), (5, 25705479), (15, 8568493), (17, 7560435), (31, 4146045), (51, 2520145), (71, 1810245), (85, 1512087), (93, 1382015), (155, 829209), (213, 603415), (229, 561255), (255, 504029), (355, 362049), (465, 276403), (527, 243885), (687, 187085), (1065, 120683), (1145, 112251), (1207, 106485), (1581, 81295), (2201, 58395), (2635, 48777), (3435, 37417), (3621, 35495), (3893, 33015), (6035, 21297), (6603, 19465), (7099, 18105), (7905, 16259), (11005, 11679)]