2981567355

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{21937}}^1$

素因数の和:22016

約数の個数: 64

約数和(自身を含む): 5572603008

約数和(自身を除く): 2591035653

約数列:

[1, 3, 5, 13, 15, 17, 39, 41, 51, 65, 85, 123, 195, 205, 221, 255, 533, 615, 663, 697, 1105, 1599, 2091, 2665, 3315, 3485, 7995, 9061, 10455, 21937, 27183, 45305, 65811, 109685, 135915, 285181, 329055, 372929, 855543, 899417, 1118787, 1425905, 1864645, 2698251, 4277715, 4497085, 4848077, 5593935, 11692421, 13491255, 14544231, 15290089, 24240385, 35077263, 45870267, 58462105, 72721155, 76450445, 175386315, 198771157, 229351335, 596313471, 993855785, 2981567355]

約数ペア:

[(1, 2981567355), (3, 993855785), (5, 596313471), (13, 229351335), (15, 198771157), (17, 175386315), (39, 76450445), (41, 72721155), (51, 58462105), (65, 45870267), (85, 35077263), (123, 24240385), (195, 15290089), (205, 14544231), (221, 13491255), (255, 11692421), (533, 5593935), (615, 4848077), (663, 4497085), (697, 4277715), (1105, 2698251), (1599, 1864645), (2091, 1425905), (2665, 1118787), (3315, 899417), (3485, 855543), (7995, 372929), (9061, 329055), (10455, 285181), (21937, 135915), (27183, 109685), (45305, 65811)]