18116301

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:501

約数の個数: 32

約数和(自身を含む): 28885248

約数和(自身を除く): 10768947

約数列:

[1, 3, 7, 21, 41, 53, 123, 159, 287, 371, 397, 861, 1113, 1191, 2173, 2779, 6519, 8337, 15211, 16277, 21041, 45633, 48831, 63123, 113939, 147287, 341817, 441861, 862681, 2588043, 6038767, 18116301]

約数ペア:

[(1, 18116301), (3, 6038767), (7, 2588043), (21, 862681), (41, 441861), (53, 341817), (123, 147287), (159, 113939), (287, 63123), (371, 48831), (397, 45633), (861, 21041), (1113, 16277), (1191, 15211), (2173, 8337), (2779, 6519)]