3813885

素因数分解:

$3^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:136

約数の個数: 48

約数和(自身を含む): 7111104

約数和(自身を除く): 3297219

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 73, 81, 129, 135, 215, 219, 243, 365, 387, 405, 645, 657, 1095, 1161, 1215, 1935, 1971, 3139, 3285, 3483, 5805, 5913, 9417, 9855, 10449, 15695, 17415, 17739, 28251, 29565, 47085, 52245, 84753, 88695, 141255, 254259, 423765, 762777, 1271295, 3813885]

約数ペア:

[(1, 3813885), (3, 1271295), (5, 762777), (9, 423765), (15, 254259), (27, 141255), (43, 88695), (45, 84753), (73, 52245), (81, 47085), (129, 29565), (135, 28251), (215, 17739), (219, 17415), (243, 15695), (365, 10449), (387, 9855), (405, 9417), (645, 5913), (657, 5805), (1095, 3483), (1161, 3285), (1215, 3139), (1935, 1971)]