215981946

素因数分解:

$2^1\times 3^2\times {\mathrm{97}}^1\times {\mathrm{123701}}^1$

素因数の和:123806

約数の個数: 24

約数和(自身を含む): 472789044

約数和(自身を除く): 256807098

約数列:

[1, 2, 3, 6, 9, 18, 97, 194, 291, 582, 873, 1746, 123701, 247402, 371103, 742206, 1113309, 2226618, 11998997, 23997994, 35996991, 71993982, 107990973, 215981946]

約数ペア:

[(1, 215981946), (2, 107990973), (3, 71993982), (6, 35996991), (9, 23997994), (18, 11998997), (97, 2226618), (194, 1113309), (291, 742206), (582, 371103), (873, 247402), (1746, 123701)]