8121015

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:181

約数の個数: 72

約数和(自身を含む): 17072640

約数和(自身を除く): 8951625

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 49, 63, 87, 105, 127, 145, 147, 203, 245, 261, 315, 381, 435, 441, 609, 635, 735, 889, 1015, 1143, 1305, 1421, 1827, 1905, 2205, 2667, 3045, 3683, 4263, 4445, 5715, 6223, 7105, 8001, 9135, 11049, 12789, 13335, 18415, 18669, 21315, 25781, 31115, 33147, 40005, 55245, 56007, 63945, 77343, 93345, 128905, 165735, 180467, 232029, 280035, 386715, 541401, 902335, 1160145, 1624203, 2707005, 8121015]

約数ペア:

[(1, 8121015), (3, 2707005), (5, 1624203), (7, 1160145), (9, 902335), (15, 541401), (21, 386715), (29, 280035), (35, 232029), (45, 180467), (49, 165735), (63, 128905), (87, 93345), (105, 77343), (127, 63945), (145, 56007), (147, 55245), (203, 40005), (245, 33147), (261, 31115), (315, 25781), (381, 21315), (435, 18669), (441, 18415), (609, 13335), (635, 12789), (735, 11049), (889, 9135), (1015, 8001), (1143, 7105), (1305, 6223), (1421, 5715), (1827, 4445), (1905, 4263), (2205, 3683), (2667, 3045)]