1520204553

素因数分解:

$3^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{72901}}^1$

素因数の和:73245

約数の個数: 24

約数和(自身を含む): 2517160256

約数和(自身を除く): 996955703

約数列:

[1, 3, 7, 9, 21, 63, 331, 993, 2317, 2979, 6951, 20853, 72901, 218703, 510307, 656109, 1530921, 4592763, 24130231, 72390693, 168911617, 217172079, 506734851, 1520204553]

約数ペア:

[(1, 1520204553), (3, 506734851), (7, 217172079), (9, 168911617), (21, 72390693), (63, 24130231), (331, 4592763), (993, 1530921), (2317, 656109), (2979, 510307), (6951, 218703), (20853, 72901)]