121718465

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{433}}^1$

素因数の和:737

約数の個数: 32

約数和(自身を含む): 168739200

約数和(自身を除く): 47020735

約数列:

[1, 5, 11, 19, 55, 95, 209, 269, 433, 1045, 1345, 2165, 2959, 4763, 5111, 8227, 14795, 23815, 25555, 41135, 56221, 90497, 116477, 281105, 452485, 582385, 1281247, 2213063, 6406235, 11065315, 24343693, 121718465]

約数ペア:

[(1, 121718465), (5, 24343693), (11, 11065315), (19, 6406235), (55, 2213063), (95, 1281247), (209, 582385), (269, 452485), (433, 281105), (1045, 116477), (1345, 90497), (2165, 56221), (2959, 41135), (4763, 25555), (5111, 23815), (8227, 14795)]