91361390

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^2\times {\mathrm{971}}^1$

素因数の和:1172

約数の個数: 24

約数和(自身を含む): 166334472

約数和(自身を除く): 74973082

約数列:

[1, 2, 5, 10, 97, 194, 485, 970, 971, 1942, 4855, 9409, 9710, 18818, 47045, 94090, 94187, 188374, 470935, 941870, 9136139, 18272278, 45680695, 91361390]

約数ペア:

[(1, 91361390), (2, 45680695), (5, 18272278), (10, 9136139), (97, 941870), (194, 470935), (485, 188374), (970, 94187), (971, 94090), (1942, 47045), (4855, 18818), (9409, 9710)]