2388438

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:253

約数の個数: 48

約数和(自身を含む): 5700240

約数和(自身を除く): 3311802

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 59, 78, 117, 118, 173, 177, 234, 346, 354, 519, 531, 767, 1038, 1062, 1534, 1557, 2249, 2301, 3114, 4498, 4602, 6747, 6903, 10207, 13494, 13806, 20241, 20414, 30621, 40482, 61242, 91863, 132691, 183726, 265382, 398073, 796146, 1194219, 2388438]

約数ペア:

[(1, 2388438), (2, 1194219), (3, 796146), (6, 398073), (9, 265382), (13, 183726), (18, 132691), (26, 91863), (39, 61242), (59, 40482), (78, 30621), (117, 20414), (118, 20241), (173, 13806), (177, 13494), (234, 10207), (346, 6903), (354, 6747), (519, 4602), (531, 4498), (767, 3114), (1038, 2301), (1062, 2249), (1534, 1557)]