51890349

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{130051}}^1$

素因数の和:130080

約数の個数: 16

約数和(自身を含む): 83233280

約数和(自身を除く): 31342931

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 130051, 390153, 910357, 2470969, 2731071, 7412907, 17296783, 51890349]

約数ペア:

[(1, 51890349), (3, 17296783), (7, 7412907), (19, 2731071), (21, 2470969), (57, 910357), (133, 390153), (399, 130051)]