38505519

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{349}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 64209600

約数和(自身を除く): 25704081

約数列:

[1, 3, 9, 13, 23, 39, 41, 69, 117, 123, 207, 299, 349, 369, 533, 897, 943, 1047, 1599, 2691, 2829, 3141, 4537, 4797, 8027, 8487, 12259, 13611, 14309, 24081, 36777, 40833, 42927, 72243, 104351, 110331, 128781, 186017, 313053, 329107, 558051, 939159, 987321, 1674153, 2961963, 4278391, 12835173, 38505519]

約数ペア:

[(1, 38505519), (3, 12835173), (9, 4278391), (13, 2961963), (23, 1674153), (39, 987321), (41, 939159), (69, 558051), (117, 329107), (123, 313053), (207, 186017), (299, 128781), (349, 110331), (369, 104351), (533, 72243), (897, 42927), (943, 40833), (1047, 36777), (1599, 24081), (2691, 14309), (2829, 13611), (3141, 12259), (4537, 8487), (4797, 8027)]