13221688

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{397}}^1$

素因数の和:607

約数の個数: 32

約数和(自身を含む): 26076960

約数和(自身を除く): 12855272

約数列:

[1, 2, 4, 8, 23, 46, 92, 181, 184, 362, 397, 724, 794, 1448, 1588, 3176, 4163, 8326, 9131, 16652, 18262, 33304, 36524, 71857, 73048, 143714, 287428, 574856, 1652711, 3305422, 6610844, 13221688]

約数ペア:

[(1, 13221688), (2, 6610844), (4, 3305422), (8, 1652711), (23, 574856), (46, 287428), (92, 143714), (181, 73048), (184, 71857), (362, 36524), (397, 33304), (724, 18262), (794, 16652), (1448, 9131), (1588, 8326), (3176, 4163)]