127812993

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{7793}}^1$

素因数の和:7885

約数の個数: 32

約数和(自身を含む): 215488512

約数和(自身を除く): 87675519

約数列:

[1, 3, 7, 11, 21, 33, 71, 77, 213, 231, 497, 781, 1491, 2343, 5467, 7793, 16401, 23379, 54551, 85723, 163653, 257169, 553303, 600061, 1659909, 1800183, 3873121, 6086333, 11619363, 18258999, 42604331, 127812993]

約数ペア:

[(1, 127812993), (3, 42604331), (7, 18258999), (11, 11619363), (21, 6086333), (33, 3873121), (71, 1800183), (77, 1659909), (213, 600061), (231, 553303), (497, 257169), (781, 163653), (1491, 85723), (2343, 54551), (5467, 23379), (7793, 16401)]