121217758

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 195840000

約数和(自身を除く): 74622242

約数列:

[1, 2, 19, 38, 79, 149, 158, 271, 298, 542, 1501, 2831, 3002, 5149, 5662, 10298, 11771, 21409, 23542, 40379, 42818, 80758, 223649, 406771, 447298, 767201, 813542, 1534402, 3189941, 6379882, 60608879, 121217758]

約数ペア:

[(1, 121217758), (2, 60608879), (19, 6379882), (38, 3189941), (79, 1534402), (149, 813542), (158, 767201), (271, 447298), (298, 406771), (542, 223649), (1501, 80758), (2831, 42818), (3002, 40379), (5149, 23542), (5662, 21409), (10298, 11771)]