1520306172021

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{428375929}}^1$

素因数の和:428375965

約数の個数: 24

約数和(自身を含む): 2508569446080

約数和(自身を除く): 988263274059

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 507, 1183, 3549, 428375929, 1285127787, 2998631503, 5568887077, 8995894509, 16706661231, 38982209539, 72395532001, 116946628617, 217186596003, 506768724007, 1520306172021]

約数ペア:

[(1, 1520306172021), (3, 506768724007), (7, 217186596003), (13, 116946628617), (21, 72395532001), (39, 38982209539), (91, 16706661231), (169, 8995894509), (273, 5568887077), (507, 2998631503), (1183, 1285127787), (3549, 428375929)]