15290231

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{491}}^1$

素因数の和:670

約数の個数: 16

約数和(自身を含む): 17712000

約数和(自身を除く): 2421769

約数列:

[1, 11, 19, 149, 209, 491, 1639, 2831, 5401, 9329, 31141, 73159, 102619, 804749, 1390021, 15290231]

約数ペア:

[(1, 15290231), (11, 1390021), (19, 804749), (149, 102619), (209, 73159), (491, 31141), (1639, 9329), (2831, 5401)]