207974817

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{10957}}^1$

素因数の和:11022

約数の個数: 32

約数和(自身を含む): 333123200

約数和(自身を除く): 125148383

約数列:

[1, 3, 9, 19, 27, 37, 57, 111, 171, 333, 513, 703, 999, 2109, 6327, 10957, 18981, 32871, 98613, 208183, 295839, 405409, 624549, 1216227, 1873647, 3648681, 5620941, 7702771, 10946043, 23108313, 69324939, 207974817]

約数ペア:

[(1, 207974817), (3, 69324939), (9, 23108313), (19, 10946043), (27, 7702771), (37, 5620941), (57, 3648681), (111, 1873647), (171, 1216227), (333, 624549), (513, 405409), (703, 295839), (999, 208183), (2109, 98613), (6327, 32871), (10957, 18981)]