55331591

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:279

約数の個数: 32

約数和(自身を含む): 69619200

約数和(自身を除く): 14287609

約数列:

[1, 7, 19, 41, 73, 133, 139, 287, 511, 779, 973, 1387, 2641, 2993, 5453, 5699, 9709, 10147, 18487, 20951, 39893, 56867, 71029, 108281, 192793, 398069, 416027, 757967, 1349551, 2912189, 7904513, 55331591]

約数ペア:

[(1, 55331591), (7, 7904513), (19, 2912189), (41, 1349551), (73, 757967), (133, 416027), (139, 398069), (287, 192793), (511, 108281), (779, 71029), (973, 56867), (1387, 39893), (2641, 20951), (2993, 18487), (5453, 10147), (5699, 9709)]