420123368

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{141551}}^1$

素因数の和:141617

約数の個数: 32

約数和(自身を含む): 917256960

約数和(自身を除く): 497133592

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 742, 1484, 2968, 141551, 283102, 566204, 990857, 1132408, 1981714, 3963428, 7502203, 7926856, 15004406, 30008812, 52515421, 60017624, 105030842, 210061684, 420123368]

約数ペア:

[(1, 420123368), (2, 210061684), (4, 105030842), (7, 60017624), (8, 52515421), (14, 30008812), (28, 15004406), (53, 7926856), (56, 7502203), (106, 3963428), (212, 1981714), (371, 1132408), (424, 990857), (742, 566204), (1484, 283102), (2968, 141551)]