28399839

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{17761}}^1$

素因数の和:17818

約数の個数: 16

約数和(自身を含む): 41776224

約数和(自身を除く): 13376385

約数列:

[1, 3, 13, 39, 41, 123, 533, 1599, 17761, 53283, 230893, 692679, 728201, 2184603, 9466613, 28399839]

約数ペア:

[(1, 28399839), (3, 9466613), (13, 2184603), (39, 728201), (41, 692679), (123, 230893), (533, 53283), (1599, 17761)]