15648556

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^2$

素因数の和:139

約数の個数: 72

約数和(自身を含む): 36400896

約数和(自身を除く): 20752340

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 47, 77, 92, 94, 154, 161, 188, 253, 308, 322, 329, 506, 517, 644, 658, 1012, 1034, 1081, 1316, 1771, 2068, 2162, 2209, 3542, 3619, 4324, 4418, 7084, 7238, 7567, 8836, 11891, 14476, 15134, 15463, 23782, 24299, 30268, 30926, 47564, 48598, 50807, 61852, 83237, 97196, 101614, 166474, 170093, 203228, 332948, 340186, 355649, 558877, 680372, 711298, 1117754, 1422596, 2235508, 3912139, 7824278, 15648556]

約数ペア:

[(1, 15648556), (2, 7824278), (4, 3912139), (7, 2235508), (11, 1422596), (14, 1117754), (22, 711298), (23, 680372), (28, 558877), (44, 355649), (46, 340186), (47, 332948), (77, 203228), (92, 170093), (94, 166474), (154, 101614), (161, 97196), (188, 83237), (253, 61852), (308, 50807), (322, 48598), (329, 47564), (506, 30926), (517, 30268), (644, 24299), (658, 23782), (1012, 15463), (1034, 15134), (1081, 14476), (1316, 11891), (1771, 8836), (2068, 7567), (2162, 7238), (2209, 7084), (3542, 4418), (3619, 4324)]