55020567

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{379}}^1$

素因数の和:643

約数の個数: 32

約数和(自身を含む): 87162880

約数和(自身を除く): 32142313

約数列:

[1, 3, 7, 21, 31, 93, 217, 223, 379, 651, 669, 1137, 1561, 2653, 4683, 6913, 7959, 11749, 20739, 35247, 48391, 82243, 84517, 145173, 246729, 253551, 591619, 1774857, 2620027, 7860081, 18340189, 55020567]

約数ペア:

[(1, 55020567), (3, 18340189), (7, 7860081), (21, 2620027), (31, 1774857), (93, 591619), (217, 253551), (223, 246729), (379, 145173), (651, 84517), (669, 82243), (1137, 48391), (1561, 35247), (2653, 20739), (4683, 11749), (6913, 7959)]