2013305

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:137

約数の個数: 32

約数和(自身を含む): 2999808

約数和(自身を除く): 986503

約数列:

[1, 5, 7, 23, 35, 41, 61, 115, 161, 205, 287, 305, 427, 805, 943, 1403, 1435, 2135, 2501, 4715, 6601, 7015, 9821, 12505, 17507, 33005, 49105, 57523, 87535, 287615, 402661, 2013305]

約数ペア:

[(1, 2013305), (5, 402661), (7, 287615), (23, 87535), (35, 57523), (41, 49105), (61, 33005), (115, 17507), (161, 12505), (205, 9821), (287, 7015), (305, 6601), (427, 4715), (805, 2501), (943, 2135), (1403, 1435)]