2171675

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:223

約数の個数: 24

約数和(自身を含む): 3013200

約数和(自身を除く): 841525

約数列:

[1, 5, 11, 25, 53, 55, 149, 265, 275, 583, 745, 1325, 1639, 2915, 3725, 7897, 8195, 14575, 39485, 40975, 86867, 197425, 434335, 2171675]

約数ペア:

[(1, 2171675), (5, 434335), (11, 197425), (25, 86867), (53, 40975), (55, 39485), (149, 14575), (265, 8195), (275, 7897), (583, 3725), (745, 2915), (1325, 1639)]