42806759905

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{20333}}^1$

素因数の和:21026

約数の個数: 48

約数和(自身を含む): 64451785104

約数和(自身を除く): 21645025199

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 661, 3185, 3305, 4627, 8593, 20333, 23135, 32389, 42965, 60151, 101665, 142331, 161945, 264329, 300755, 421057, 711655, 996317, 1321645, 1850303, 2105285, 4981585, 9251515, 12952121, 13440113, 64760605, 67200565, 94080791, 174721469, 470403955, 658565537, 873607345, 1223050283, 3292827685, 6115251415, 8561351981, 42806759905]

約数ペア:

[(1, 42806759905), (5, 8561351981), (7, 6115251415), (13, 3292827685), (35, 1223050283), (49, 873607345), (65, 658565537), (91, 470403955), (245, 174721469), (455, 94080791), (637, 67200565), (661, 64760605), (3185, 13440113), (3305, 12952121), (4627, 9251515), (8593, 4981585), (20333, 2105285), (23135, 1850303), (32389, 1321645), (42965, 996317), (60151, 711655), (101665, 421057), (142331, 300755), (161945, 264329)]