55144915

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1123}}^1$

素因数の和:1219

約数の個数: 32

約数和(自身を含む): 80280576

約数和(自身を除く): 25135661

約数列:

[1, 5, 7, 23, 35, 61, 115, 161, 305, 427, 805, 1123, 1403, 2135, 5615, 7015, 7861, 9821, 25829, 39305, 49105, 68503, 129145, 180803, 342515, 479521, 904015, 1575569, 2397605, 7877845, 11028983, 55144915]

約数ペア:

[(1, 55144915), (5, 11028983), (7, 7877845), (23, 2397605), (35, 1575569), (61, 904015), (115, 479521), (161, 342515), (305, 180803), (427, 129145), (805, 68503), (1123, 49105), (1403, 39305), (2135, 25829), (5615, 9821), (7015, 7861)]