787502007

素因数分解:

$3^5\times {\mathrm{211}}^1\times {\mathrm{15359}}^1$

素因数の和:15585

約数の個数: 24

約数和(自身を含む): 1185300480

約数和(自身を除く): 397798473

約数列:

[1, 3, 9, 27, 81, 211, 243, 633, 1899, 5697, 15359, 17091, 46077, 51273, 138231, 414693, 1244079, 3240749, 3732237, 9722247, 29166741, 87500223, 262500669, 787502007]

約数ペア:

[(1, 787502007), (3, 262500669), (9, 87500223), (27, 29166741), (81, 9722247), (211, 3732237), (243, 3240749), (633, 1244079), (1899, 414693), (5697, 138231), (15359, 51273), (17091, 46077)]