17493489

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{449}}^1$

素因数の和:511

約数の個数: 40

約数和(自身を含む): 28967400

約数和(自身を除く): 11473911

約数列:

[1, 3, 9, 13, 27, 37, 39, 81, 111, 117, 333, 351, 449, 481, 999, 1053, 1347, 1443, 2997, 4041, 4329, 5837, 12123, 12987, 16613, 17511, 36369, 38961, 49839, 52533, 149517, 157599, 215969, 448551, 472797, 647907, 1345653, 1943721, 5831163, 17493489]

約数ペア:

[(1, 17493489), (3, 5831163), (9, 1943721), (13, 1345653), (27, 647907), (37, 472797), (39, 448551), (81, 215969), (111, 157599), (117, 149517), (333, 52533), (351, 49839), (449, 38961), (481, 36369), (999, 17511), (1053, 16613), (1347, 12987), (1443, 12123), (2997, 5837), (4041, 4329)]