917999315

素因数分解:

$5^1\times {\mathrm{197}}^1\times {\mathrm{509}}^1\times {\mathrm{1831}}^1$

素因数の和:2542

約数の個数: 16

約数和(自身を含む): 1109972160

約数和(自身を除く): 191972845

約数列:

[1, 5, 197, 509, 985, 1831, 2545, 9155, 100273, 360707, 501365, 931979, 1803535, 4659895, 183599863, 917999315]

約数ペア:

[(1, 917999315), (5, 183599863), (197, 4659895), (509, 1803535), (985, 931979), (1831, 501365), (2545, 360707), (9155, 100273)]