312018817

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 371767680

約数和(自身を除く): 59748863

約数列:

[1, 11, 19, 37, 157, 209, 257, 407, 703, 1727, 2827, 2983, 4883, 5809, 7733, 9509, 32813, 40349, 53713, 63899, 104599, 110371, 180671, 443839, 766631, 1214081, 1492913, 1987381, 8432941, 16422043, 28365347, 312018817]

約数ペア:

[(1, 312018817), (11, 28365347), (19, 16422043), (37, 8432941), (157, 1987381), (209, 1492913), (257, 1214081), (407, 766631), (703, 443839), (1727, 180671), (2827, 110371), (2983, 104599), (4883, 63899), (5809, 53713), (7733, 40349), (9509, 32813)]