31197390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2803}}^1$

素因数の和:2873

約数の個数: 64

約数和(自身を含む): 87215616

約数和(自身を除く): 56018226

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 53, 70, 105, 106, 159, 210, 265, 318, 371, 530, 742, 795, 1113, 1590, 1855, 2226, 2803, 3710, 5565, 5606, 8409, 11130, 14015, 16818, 19621, 28030, 39242, 42045, 58863, 84090, 98105, 117726, 148559, 196210, 294315, 297118, 445677, 588630, 742795, 891354, 1039913, 1485590, 2079826, 2228385, 3119739, 4456770, 5199565, 6239478, 10399130, 15598695, 31197390]

約数ペア:

[(1, 31197390), (2, 15598695), (3, 10399130), (5, 6239478), (6, 5199565), (7, 4456770), (10, 3119739), (14, 2228385), (15, 2079826), (21, 1485590), (30, 1039913), (35, 891354), (42, 742795), (53, 588630), (70, 445677), (105, 297118), (106, 294315), (159, 196210), (210, 148559), (265, 117726), (318, 98105), (371, 84090), (530, 58863), (742, 42045), (795, 39242), (1113, 28030), (1590, 19621), (1855, 16818), (2226, 14015), (2803, 11130), (3710, 8409), (5565, 5606)]