20150829

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{877}}^1$

素因数の和:946

約数の個数: 32

約数和(自身を含む): 32029440

約数和(自身を除く): 11878611

約数列:

[1, 3, 9, 23, 27, 37, 69, 111, 207, 333, 621, 851, 877, 999, 2553, 2631, 7659, 7893, 20171, 22977, 23679, 32449, 60513, 97347, 181539, 292041, 544617, 746327, 876123, 2238981, 6716943, 20150829]

約数ペア:

[(1, 20150829), (3, 6716943), (9, 2238981), (23, 876123), (27, 746327), (37, 544617), (69, 292041), (111, 181539), (207, 97347), (333, 60513), (621, 32449), (851, 23679), (877, 22977), (999, 20171), (2553, 7893), (2631, 7659)]