42720038

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1\times {\mathrm{1289}}^1$

素因数の和:1591

約数の個数: 16

約数和(自身を含む): 65294640

約数和(自身を除く): 22574602

約数列:

[1, 2, 73, 146, 227, 454, 1289, 2578, 16571, 33142, 94097, 188194, 292603, 585206, 21360019, 42720038]

約数ペア:

[(1, 42720038), (2, 21360019), (73, 585206), (146, 292603), (227, 188194), (454, 94097), (1289, 33142), (2578, 16571)]