420913998

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{613}}^1\times {\mathrm{1031}}^1$

素因数の和:1689

約数の個数: 48

約数和(自身を含む): 939066336

約数和(自身を除く): 518152338

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 613, 666, 1031, 1226, 1839, 2062, 3093, 3678, 5517, 6186, 9279, 11034, 18558, 22681, 38147, 45362, 68043, 76294, 114441, 136086, 204129, 228882, 343323, 408258, 632003, 686646, 1264006, 1896009, 3792018, 5688027, 11376054, 23384111, 46768222, 70152333, 140304666, 210456999, 420913998]

約数ペア:

[(1, 420913998), (2, 210456999), (3, 140304666), (6, 70152333), (9, 46768222), (18, 23384111), (37, 11376054), (74, 5688027), (111, 3792018), (222, 1896009), (333, 1264006), (613, 686646), (666, 632003), (1031, 408258), (1226, 343323), (1839, 228882), (2062, 204129), (3093, 136086), (3678, 114441), (5517, 76294), (6186, 68043), (9279, 45362), (11034, 38147), (18558, 22681)]