71387985

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1\times {\mathrm{439}}^1$

素因数の和:777

約数の個数: 32

約数和(自身を含む): 117976320

約数和(自身を除く): 46588335

約数列:

[1, 3, 5, 15, 37, 111, 185, 293, 439, 555, 879, 1317, 1465, 2195, 4395, 6585, 10841, 16243, 32523, 48729, 54205, 81215, 128627, 162615, 243645, 385881, 643135, 1929405, 4759199, 14277597, 23795995, 71387985]

約数ペア:

[(1, 71387985), (3, 23795995), (5, 14277597), (15, 4759199), (37, 1929405), (111, 643135), (185, 385881), (293, 243645), (439, 162615), (555, 128627), (879, 81215), (1317, 54205), (1465, 48729), (2195, 32523), (4395, 16243), (6585, 10841)]