51310203

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{18371}}^1$

素因数の和:18407

約数の個数: 24

約数和(自身を含む): 83776320

約数和(自身を除く): 32466117

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 18371, 55113, 128597, 349049, 385791, 900179, 1047147, 2443343, 2700537, 7330029, 17103401, 51310203]

約数ペア:

[(1, 51310203), (3, 17103401), (7, 7330029), (19, 2700537), (21, 2443343), (49, 1047147), (57, 900179), (133, 385791), (147, 349049), (399, 128597), (931, 55113), (2793, 18371)]