51947455

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1373}}^1$

素因数の和:1455

約数の個数: 32

約数和(自身を含む): 75976704

約数和(自身を除く): 24029249

約数列:

[1, 5, 7, 23, 35, 47, 115, 161, 235, 329, 805, 1081, 1373, 1645, 5405, 6865, 7567, 9611, 31579, 37835, 48055, 64531, 157895, 221053, 322655, 451717, 1105265, 1484213, 2258585, 7421065, 10389491, 51947455]

約数ペア:

[(1, 51947455), (5, 10389491), (7, 7421065), (23, 2258585), (35, 1484213), (47, 1105265), (115, 451717), (161, 322655), (235, 221053), (329, 157895), (805, 64531), (1081, 48055), (1373, 37835), (1645, 31579), (5405, 9611), (6865, 7567)]