420194151

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^4\times {\mathrm{43}}^1$

素因数の和:130

約数の個数: 60

約数和(自身を含む): 710637928

約数和(自身を除く): 290443777

約数列:

[1, 3, 9, 13, 17, 39, 43, 51, 117, 129, 153, 221, 289, 387, 559, 663, 731, 867, 1677, 1989, 2193, 2601, 3757, 4913, 5031, 6579, 9503, 11271, 12427, 14739, 28509, 33813, 37281, 44217, 63869, 83521, 85527, 111843, 161551, 191607, 211259, 250563, 484653, 574821, 633777, 751689, 1085773, 1453959, 1901331, 2746367, 3257319, 3591403, 8239101, 9771957, 10774209, 24717303, 32322627, 46688239, 140064717, 420194151]

約数ペア:

[(1, 420194151), (3, 140064717), (9, 46688239), (13, 32322627), (17, 24717303), (39, 10774209), (43, 9771957), (51, 8239101), (117, 3591403), (129, 3257319), (153, 2746367), (221, 1901331), (289, 1453959), (387, 1085773), (559, 751689), (663, 633777), (731, 574821), (867, 484653), (1677, 250563), (1989, 211259), (2193, 191607), (2601, 161551), (3757, 111843), (4913, 85527), (5031, 83521), (6579, 63869), (9503, 44217), (11271, 37281), (12427, 33813), (14739, 28509)]