157430979

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{306883}}^1$

素因数の和:306911

約数の個数: 16

約数和(自身を含む): 245507200

約数和(自身を除く): 88076221

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 306883, 920649, 2761947, 5830777, 8285841, 17492331, 52476993, 157430979]

約数ペア:

[(1, 157430979), (3, 52476993), (9, 17492331), (19, 8285841), (27, 5830777), (57, 2761947), (171, 920649), (513, 306883)]