1971049215

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{20219}}^1$

素因数の和:20391

約数の個数: 32

約数和(自身を含む): 3233905920

約数和(自身を除く): 1262856705

約数列:

[1, 3, 5, 15, 67, 97, 201, 291, 335, 485, 1005, 1455, 6499, 19497, 20219, 32495, 60657, 97485, 101095, 303285, 1354673, 1961243, 4064019, 5883729, 6773365, 9806215, 20320095, 29418645, 131403281, 394209843, 657016405, 1971049215]

約数ペア:

[(1, 1971049215), (3, 657016405), (5, 394209843), (15, 131403281), (67, 29418645), (97, 20320095), (201, 9806215), (291, 6773365), (335, 5883729), (485, 4064019), (1005, 1961243), (1455, 1354673), (6499, 303285), (19497, 101095), (20219, 97485), (32495, 60657)]