17887077

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^2$

素因数の和:99

約数の個数: 54

約数和(自身を含む): 30898322

約数和(自身を除く): 13011245

約数列:

[1, 3, 9, 13, 17, 23, 39, 51, 69, 117, 153, 207, 221, 289, 299, 391, 529, 663, 867, 897, 1173, 1587, 1989, 2601, 2691, 3519, 3757, 4761, 5083, 6647, 6877, 8993, 11271, 15249, 19941, 20631, 26979, 33813, 45747, 59823, 61893, 80937, 86411, 116909, 152881, 259233, 350727, 458643, 777699, 1052181, 1375929, 1987453, 5962359, 17887077]

約数ペア:

[(1, 17887077), (3, 5962359), (9, 1987453), (13, 1375929), (17, 1052181), (23, 777699), (39, 458643), (51, 350727), (69, 259233), (117, 152881), (153, 116909), (207, 86411), (221, 80937), (289, 61893), (299, 59823), (391, 45747), (529, 33813), (663, 26979), (867, 20631), (897, 19941), (1173, 15249), (1587, 11271), (1989, 8993), (2601, 6877), (2691, 6647), (3519, 5083), (3757, 4761)]