40621257

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{17293}}^1$

素因数の和:17334

約数の個数: 20

約数和(自身を含む): 62777220

約数和(自身を除く): 22155963

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 17293, 51879, 155637, 466911, 501497, 1400733, 1504491, 4513473, 13540419, 40621257]

約数ペア:

[(1, 40621257), (3, 13540419), (9, 4513473), (27, 1504491), (29, 1400733), (81, 501497), (87, 466911), (261, 155637), (783, 51879), (2349, 17293)]