38442645

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{19867}}^1$

素因数の和:19921

約数の個数: 24

約数和(自身を含む): 68186976

約数和(自身を除く): 29744331

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 19867, 59601, 99335, 178803, 298005, 854281, 894015, 2562843, 4271405, 7688529, 12814215, 38442645]

約数ペア:

[(1, 38442645), (3, 12814215), (5, 7688529), (9, 4271405), (15, 2562843), (43, 894015), (45, 854281), (129, 298005), (215, 178803), (387, 99335), (645, 59601), (1935, 19867)]