2018128497

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{653}}^1\times {\mathrm{787}}^1$

素因数の和:1478

約数の個数: 64

約数和(自身を含む): 3562113024

約数和(自身を除く): 1543984527

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 653, 787, 1309, 1959, 2361, 3927, 4571, 5509, 7183, 8657, 11101, 13379, 13713, 16527, 21549, 25971, 33303, 40137, 50281, 60599, 77707, 93653, 122111, 147169, 150843, 181797, 233121, 280959, 366333, 441507, 513911, 854777, 1030183, 1541733, 2564331, 3090549, 3597377, 5653021, 8736487, 10792131, 16959063, 26209461, 39571147, 61155409, 96101357, 118713441, 183466227, 288304071, 672709499, 2018128497]

約数ペア:

[(1, 2018128497), (3, 672709499), (7, 288304071), (11, 183466227), (17, 118713441), (21, 96101357), (33, 61155409), (51, 39571147), (77, 26209461), (119, 16959063), (187, 10792131), (231, 8736487), (357, 5653021), (561, 3597377), (653, 3090549), (787, 2564331), (1309, 1541733), (1959, 1030183), (2361, 854777), (3927, 513911), (4571, 441507), (5509, 366333), (7183, 280959), (8657, 233121), (11101, 181797), (13379, 150843), (13713, 147169), (16527, 122111), (21549, 93653), (25971, 77707), (33303, 60599), (40137, 50281)]