28902362

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1\times {\mathrm{719}}^1$

素因数の和:1021

約数の個数: 16

約数和(自身を含む): 44064000

約数和(自身を除く): 15161638

約数列:

[1, 2, 101, 199, 202, 398, 719, 1438, 20099, 40198, 72619, 143081, 145238, 286162, 14451181, 28902362]

約数ペア:

[(1, 28902362), (2, 14451181), (101, 286162), (199, 145238), (202, 143081), (398, 72619), (719, 40198), (1438, 20099)]