123423909

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{641}}^1$

素因数の和:877

約数の個数: 32

約数和(自身を含む): 193031424

約数和(自身を除く): 69607515

約数列:

[1, 3, 7, 21, 53, 159, 173, 371, 519, 641, 1113, 1211, 1923, 3633, 4487, 9169, 13461, 27507, 33973, 64183, 101919, 110893, 192549, 237811, 332679, 713433, 776251, 2328753, 5877329, 17631987, 41141303, 123423909]

約数ペア:

[(1, 123423909), (3, 41141303), (7, 17631987), (21, 5877329), (53, 2328753), (159, 776251), (173, 713433), (371, 332679), (519, 237811), (641, 192549), (1113, 110893), (1211, 101919), (1923, 64183), (3633, 33973), (4487, 27507), (9169, 13461)]