17788402009

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{233}}^1\times {\mathrm{2741}}^1$

素因数の和:3177

約数の個数: 32

約数和(自身を含む): 21435508224

約数和(自身を除く): 3647106215

約数列:

[1, 7, 23, 161, 173, 233, 1211, 1631, 2741, 3979, 5359, 19187, 27853, 37513, 40309, 63043, 282163, 441301, 474193, 638653, 927107, 3319351, 4470571, 6489749, 10906439, 14689019, 76345073, 102823133, 110486969, 773408783, 2541200287, 17788402009]

約数ペア:

[(1, 17788402009), (7, 2541200287), (23, 773408783), (161, 110486969), (173, 102823133), (233, 76345073), (1211, 14689019), (1631, 10906439), (2741, 6489749), (3979, 4470571), (5359, 3319351), (19187, 927107), (27853, 638653), (37513, 474193), (40309, 441301), (63043, 282163)]