42649641

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{607}}^1$

素因数の和:861

約数の個数: 24

約数和(自身を含む): 63674624

約数和(自身を除く): 21024983

約数列:

[1, 3, 9, 37, 111, 211, 333, 607, 633, 1821, 1899, 5463, 7807, 22459, 23421, 67377, 70263, 128077, 202131, 384231, 1152693, 4738849, 14216547, 42649641]

約数ペア:

[(1, 42649641), (3, 14216547), (9, 4738849), (37, 1152693), (111, 384231), (211, 202131), (333, 128077), (607, 70263), (633, 67377), (1821, 23421), (1899, 22459), (5463, 7807)]