28679390

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{124693}}^1$

素因数の和:124723

約数の個数: 16

約数和(自身を含む): 53867808

約数和(自身を除く): 25188418

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 124693, 249386, 623465, 1246930, 2867939, 5735878, 14339695, 28679390]

約数ペア:

[(1, 28679390), (2, 14339695), (5, 5735878), (10, 2867939), (23, 1246930), (46, 623465), (115, 249386), (230, 124693)]