406377

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:214

約数の個数: 20

約数和(自身を含む): 631620

約数和(自身を除く): 225243

約数列:

[1, 3, 9, 27, 29, 81, 87, 173, 261, 519, 783, 1557, 2349, 4671, 5017, 14013, 15051, 45153, 135459, 406377]

約数ペア:

[(1, 406377), (3, 135459), (9, 45153), (27, 15051), (29, 14013), (81, 5017), (87, 4671), (173, 2349), (261, 1557), (519, 783)]