156932727

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1\times {\mathrm{331}}^1$

素因数の和:659

約数の個数: 32

約数和(自身を含む): 243247104

約数和(自身を除く): 86314377

約数列:

[1, 3, 7, 21, 107, 211, 321, 331, 633, 749, 993, 1477, 2247, 2317, 4431, 6951, 22577, 35417, 67731, 69841, 106251, 158039, 209523, 247919, 474117, 488887, 743757, 1466661, 7472987, 22418961, 52310909, 156932727]

約数ペア:

[(1, 156932727), (3, 52310909), (7, 22418961), (21, 7472987), (107, 1466661), (211, 743757), (321, 488887), (331, 474117), (633, 247919), (749, 209523), (993, 158039), (1477, 106251), (2247, 69841), (2317, 67731), (4431, 35417), (6951, 22577)]