1191281

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:105

約数の個数: 24

約数和(自身を含む): 1581120

約数和(自身を除く): 389839

約数列:

[1, 7, 13, 19, 53, 91, 133, 169, 247, 371, 689, 1007, 1183, 1729, 3211, 4823, 7049, 8957, 13091, 22477, 62699, 91637, 170183, 1191281]

約数ペア:

[(1, 1191281), (7, 170183), (13, 91637), (19, 62699), (53, 22477), (91, 13091), (133, 8957), (169, 7049), (247, 4823), (371, 3211), (689, 1729), (1007, 1183)]