123975015

素因数分解:

$3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{77243}}^1$

素因数の和:77358

約数の個数: 16

約数和(自身を含む): 200216448

約数和(自身を除く): 76241433

約数列:

[1, 3, 5, 15, 107, 321, 535, 1605, 77243, 231729, 386215, 1158645, 8265001, 24795003, 41325005, 123975015]

約数ペア:

[(1, 123975015), (3, 41325005), (5, 24795003), (15, 8265001), (107, 1158645), (321, 386215), (535, 231729), (1605, 77243)]