28751996

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{78989}}^1$

素因数の和:79013

約数の個数: 24

約数和(自身を含む): 61928160

約数和(自身を除く): 33176164

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 78989, 157978, 315956, 552923, 1026857, 1105846, 2053714, 2211692, 4107428, 7187999, 14375998, 28751996]

約数ペア:

[(1, 28751996), (2, 14375998), (4, 7187999), (7, 4107428), (13, 2211692), (14, 2053714), (26, 1105846), (28, 1026857), (52, 552923), (91, 315956), (182, 157978), (364, 78989)]