121401615

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{307}}^1\times {\mathrm{643}}^1$

素因数の和:999

約数の個数: 32

約数和(自身を含む): 199938816

約数和(自身を除く): 78537201

約数列:

[1, 3, 5, 15, 41, 123, 205, 307, 615, 643, 921, 1535, 1929, 3215, 4605, 9645, 12587, 26363, 37761, 62935, 79089, 131815, 188805, 197401, 395445, 592203, 987005, 2961015, 8093441, 24280323, 40467205, 121401615]

約数ペア:

[(1, 121401615), (3, 40467205), (5, 24280323), (15, 8093441), (41, 2961015), (123, 987005), (205, 592203), (307, 395445), (615, 197401), (643, 188805), (921, 131815), (1535, 79089), (1929, 62935), (3215, 37761), (4605, 26363), (9645, 12587)]