281170412

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{243227}}^1$

素因数の和:243265

約数の個数: 18

約数和(自身を含む): 522696972

約数和(自身を除く): 241526560

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 243227, 486454, 972908, 4134859, 8269718, 16539436, 70292603, 140585206, 281170412]

約数ペア:

[(1, 281170412), (2, 140585206), (4, 70292603), (17, 16539436), (34, 8269718), (68, 4134859), (289, 972908), (578, 486454), (1156, 243227)]