42839847

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{587}}^1$

素因数の和:669

約数の個数: 40

約数和(自身を含む): 69155856

約数和(自身を除く): 26316009

約数列:

[1, 3, 9, 17, 27, 51, 53, 81, 153, 159, 459, 477, 587, 901, 1377, 1431, 1761, 2703, 4293, 5283, 8109, 9979, 15849, 24327, 29937, 31111, 47547, 72981, 89811, 93333, 269433, 279999, 528887, 808299, 839997, 1586661, 2519991, 4759983, 14279949, 42839847]

約数ペア:

[(1, 42839847), (3, 14279949), (9, 4759983), (17, 2519991), (27, 1586661), (51, 839997), (53, 808299), (81, 528887), (153, 279999), (159, 269433), (459, 93333), (477, 89811), (587, 72981), (901, 47547), (1377, 31111), (1431, 29937), (1761, 24327), (2703, 15849), (4293, 9979), (5283, 8109)]