40571839

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{739}}^1$

素因数の和:811

約数の個数: 32

約数和(自身を含む): 54558720

約数和(自身を除く): 13986881

約数列:

[1, 7, 11, 23, 31, 77, 161, 217, 253, 341, 713, 739, 1771, 2387, 4991, 5173, 7843, 8129, 16997, 22909, 54901, 56903, 118979, 160363, 186967, 251999, 526907, 1308769, 1763993, 3688349, 5795977, 40571839]

約数ペア:

[(1, 40571839), (7, 5795977), (11, 3688349), (23, 1763993), (31, 1308769), (77, 526907), (161, 251999), (217, 186967), (253, 160363), (341, 118979), (713, 56903), (739, 54901), (1771, 22909), (2387, 16997), (4991, 8129), (5173, 7843)]