81509838

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{5227}}^1$

素因数の和:5368

約数の個数: 32

約数和(自身を含む): 171645696

約数和(自身を除く): 90135858

約数列:

[1, 2, 3, 6, 23, 46, 69, 113, 138, 226, 339, 678, 2599, 5198, 5227, 7797, 10454, 15594, 15681, 31362, 120221, 240442, 360663, 590651, 721326, 1181302, 1771953, 3543906, 13584973, 27169946, 40754919, 81509838]

約数ペア:

[(1, 81509838), (2, 40754919), (3, 27169946), (6, 13584973), (23, 3543906), (46, 1771953), (69, 1181302), (113, 721326), (138, 590651), (226, 360663), (339, 240442), (678, 120221), (2599, 31362), (5198, 15681), (5227, 15594), (7797, 10454)]