398401855

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{1153}}^1\times {\mathrm{2383}}^1$

素因数の和:3570

約数の個数: 16

約数和(自身を含む): 495204480

約数和(自身を除く): 96802625

約数列:

[1, 5, 29, 145, 1153, 2383, 5765, 11915, 33437, 69107, 167185, 345535, 2747599, 13737995, 79680371, 398401855]

約数ペア:

[(1, 398401855), (5, 79680371), (29, 13737995), (145, 2747599), (1153, 345535), (2383, 167185), (5765, 69107), (11915, 33437)]