20131521855

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{184837}}^1$

素因数の和:185035

約数の個数: 32

約数和(自身を含む): 33057906624

約数和(自身を除く): 12926384769

約数列:

[1, 3, 5, 15, 53, 137, 159, 265, 411, 685, 795, 2055, 7261, 21783, 36305, 108915, 184837, 554511, 924185, 2772555, 9796361, 25322669, 29389083, 48981805, 75968007, 126613345, 146945415, 379840035, 1342101457, 4026304371, 6710507285, 20131521855]

約数ペア:

[(1, 20131521855), (3, 6710507285), (5, 4026304371), (15, 1342101457), (53, 379840035), (137, 146945415), (159, 126613345), (265, 75968007), (411, 48981805), (685, 29389083), (795, 25322669), (2055, 9796361), (7261, 2772555), (21783, 924185), (36305, 554511), (108915, 184837)]