30921154

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1153}}^1$

素因数の和:1242

約数の個数: 32

約数和(自身を含む): 53841024

約数和(自身を除く): 22919870

約数列:

[1, 2, 11, 22, 23, 46, 53, 106, 253, 506, 583, 1153, 1166, 1219, 2306, 2438, 12683, 13409, 25366, 26519, 26818, 53038, 61109, 122218, 291709, 583418, 672199, 1344398, 1405507, 2811014, 15460577, 30921154]

約数ペア:

[(1, 30921154), (2, 15460577), (11, 2811014), (22, 1405507), (23, 1344398), (46, 672199), (53, 583418), (106, 291709), (253, 122218), (506, 61109), (583, 53038), (1153, 26818), (1166, 26519), (1219, 25366), (2306, 13409), (2438, 12683)]