2806275

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:132

約数の個数: 48

約数和(自身を含む): 5142528

約数和(自身を除く): 2336253

約数列:

[1, 3, 5, 15, 17, 25, 31, 51, 71, 75, 85, 93, 155, 213, 255, 355, 425, 465, 527, 775, 1065, 1207, 1275, 1581, 1775, 2201, 2325, 2635, 3621, 5325, 6035, 6603, 7905, 11005, 13175, 18105, 30175, 33015, 37417, 39525, 55025, 90525, 112251, 165075, 187085, 561255, 935425, 2806275]

約数ペア:

[(1, 2806275), (3, 935425), (5, 561255), (15, 187085), (17, 165075), (25, 112251), (31, 90525), (51, 55025), (71, 39525), (75, 37417), (85, 33015), (93, 30175), (155, 18105), (213, 13175), (255, 11005), (355, 7905), (425, 6603), (465, 6035), (527, 5325), (775, 3621), (1065, 2635), (1207, 2325), (1275, 2201), (1581, 1775)]