2021837679

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{173}}^1\times {\mathrm{919}}^1$

素因数の和:1261

約数の個数: 40

約数和(自身を含む): 3060409440

約数和(自身を除く): 1038571761

約数列:

[1, 3, 9, 27, 81, 157, 173, 471, 519, 919, 1413, 1557, 2757, 4239, 4671, 8271, 12717, 14013, 24813, 27161, 74439, 81483, 144283, 158987, 244449, 432849, 476961, 733347, 1298547, 1430883, 2200041, 3895641, 4292649, 11686923, 12877947, 24960959, 74882877, 224648631, 673945893, 2021837679]

約数ペア:

[(1, 2021837679), (3, 673945893), (9, 224648631), (27, 74882877), (81, 24960959), (157, 12877947), (173, 11686923), (471, 4292649), (519, 3895641), (919, 2200041), (1413, 1430883), (1557, 1298547), (2757, 733347), (4239, 476961), (4671, 432849), (8271, 244449), (12717, 158987), (14013, 144283), (24813, 81483), (27161, 74439)]