249619482

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{220123}}^1$

素因数の和:220144

約数の個数: 40

約数和(自身を含む): 639240096

約数和(自身を除く): 389620614

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 220123, 440246, 660369, 1320738, 1540861, 1981107, 3081722, 3962214, 4622583, 5943321, 9245166, 11886642, 13867749, 17829963, 27735498, 35659926, 41603247, 83206494, 124809741, 249619482]

約数ペア:

[(1, 249619482), (2, 124809741), (3, 83206494), (6, 41603247), (7, 35659926), (9, 27735498), (14, 17829963), (18, 13867749), (21, 11886642), (27, 9245166), (42, 5943321), (54, 4622583), (63, 3962214), (81, 3081722), (126, 1981107), (162, 1540861), (189, 1320738), (378, 660369), (567, 440246), (1134, 220123)]