128567769

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{727}}^1$

素因数の和:997

約数の個数: 32

約数和(自身を含む): 196245504

約数和(自身を除く): 67677735

約数列:

[1, 3, 11, 23, 33, 69, 233, 253, 699, 727, 759, 2181, 2563, 5359, 7689, 7997, 16077, 16721, 23991, 50163, 58949, 169391, 176847, 183931, 508173, 551793, 1863301, 3895993, 5589903, 11687979, 42855923, 128567769]

約数ペア:

[(1, 128567769), (3, 42855923), (11, 11687979), (23, 5589903), (33, 3895993), (69, 1863301), (233, 551793), (253, 508173), (699, 183931), (727, 176847), (759, 169391), (2181, 58949), (2563, 50163), (5359, 23991), (7689, 16721), (7997, 16077)]