386943987

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{21017}}^1$

素因数の和:21075

約数の個数: 24

約数和(自身を含む): 576565776

約数和(自身を除く): 189621789

約数列:

[1, 3, 17, 19, 51, 57, 323, 361, 969, 1083, 6137, 18411, 21017, 63051, 357289, 399323, 1071867, 1197969, 6788491, 7587137, 20365473, 22761411, 128981329, 386943987]

約数ペア:

[(1, 386943987), (3, 128981329), (17, 22761411), (19, 20365473), (51, 7587137), (57, 6788491), (323, 1197969), (361, 1071867), (969, 399323), (1083, 357289), (6137, 63051), (18411, 21017)]