408579138

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{20431}}^1$

素因数の和:20551

約数の個数: 48

約数和(自身を含む): 975341952

約数和(自身を除く): 566762814

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 101, 198, 202, 303, 606, 909, 1111, 1818, 2222, 3333, 6666, 9999, 19998, 20431, 40862, 61293, 122586, 183879, 224741, 367758, 449482, 674223, 1348446, 2022669, 2063531, 4045338, 4127062, 6190593, 12381186, 18571779, 22698841, 37143558, 45397682, 68096523, 136193046, 204289569, 408579138]

約数ペア:

[(1, 408579138), (2, 204289569), (3, 136193046), (6, 68096523), (9, 45397682), (11, 37143558), (18, 22698841), (22, 18571779), (33, 12381186), (66, 6190593), (99, 4127062), (101, 4045338), (198, 2063531), (202, 2022669), (303, 1348446), (606, 674223), (909, 449482), (1111, 367758), (1818, 224741), (2222, 183879), (3333, 122586), (6666, 61293), (9999, 40862), (19998, 20431)]