215531041

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{9461}}^1$

素因数の和:9600

約数の個数: 16

約数和(自身を含む): 249796800

約数和(自身を除く): 34265759

約数列:

[1, 11, 19, 109, 209, 1199, 2071, 9461, 22781, 104071, 179759, 1031249, 1977349, 11343739, 19593731, 215531041]

約数ペア:

[(1, 215531041), (11, 19593731), (19, 11343739), (109, 1977349), (209, 1031249), (1199, 179759), (2071, 104071), (9461, 22781)]