1213587

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:223

約数の個数: 24

約数和(自身を含む): 1896960

約数和(自身を除く): 683373

約数列:

[1, 3, 9, 19, 47, 57, 141, 151, 171, 423, 453, 893, 1359, 2679, 2869, 7097, 8037, 8607, 21291, 25821, 63873, 134843, 404529, 1213587]

約数ペア:

[(1, 1213587), (3, 404529), (9, 134843), (19, 63873), (47, 25821), (57, 21291), (141, 8607), (151, 8037), (171, 7097), (423, 2869), (453, 2679), (893, 1359)]