53571009

素因数分解:

$3^1\times {\mathrm{131}}^1\times {\mathrm{271}}^1\times {\mathrm{503}}^1$

素因数の和:908

約数の個数: 16

約数和(自身を含む): 72382464

約数和(自身を除く): 18811455

約数列:

[1, 3, 131, 271, 393, 503, 813, 1509, 35501, 65893, 106503, 136313, 197679, 408939, 17857003, 53571009]

約数ペア:

[(1, 53571009), (3, 17857003), (131, 408939), (271, 197679), (393, 136313), (503, 106503), (813, 65893), (1509, 35501)]