156209207

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{821}}^1$

素因数の和:1199

約数の個数: 24

約数和(自身を含む): 199035792

約数和(自身を除く): 42826585

約数列:

[1, 7, 11, 49, 77, 353, 539, 821, 2471, 3883, 5747, 9031, 17297, 27181, 40229, 63217, 190267, 289813, 442519, 2028691, 3187943, 14200837, 22315601, 156209207]

約数ペア:

[(1, 156209207), (7, 22315601), (11, 14200837), (49, 3187943), (77, 2028691), (353, 442519), (539, 289813), (821, 190267), (2471, 63217), (3883, 40229), (5747, 27181), (9031, 17297)]