67865553

素因数分解:

$3^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2621}}^1$

素因数の和:2774

約数の個数: 32

約数和(自身を含む): 115787520

約数和(自身を除く): 47921967

約数列:

[1, 3, 7, 9, 21, 27, 63, 137, 189, 411, 959, 1233, 2621, 2877, 3699, 7863, 8631, 18347, 23589, 25893, 55041, 70767, 165123, 359077, 495369, 1077231, 2513539, 3231693, 7540617, 9695079, 22621851, 67865553]

約数ペア:

[(1, 67865553), (3, 22621851), (7, 9695079), (9, 7540617), (21, 3231693), (27, 2513539), (63, 1077231), (137, 495369), (189, 359077), (411, 165123), (959, 70767), (1233, 55041), (2621, 25893), (2877, 23589), (3699, 18347), (7863, 8631)]