42139965

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{8539}}^1$

素因数の和:8601

約数の個数: 32

約数和(自身を含む): 78704640

約数和(自身を除く): 36564675

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 105, 141, 235, 329, 705, 987, 1645, 4935, 8539, 25617, 42695, 59773, 128085, 179319, 298865, 401333, 896595, 1203999, 2006665, 2809331, 6019995, 8427993, 14046655, 42139965]

約数ペア:

[(1, 42139965), (3, 14046655), (5, 8427993), (7, 6019995), (15, 2809331), (21, 2006665), (35, 1203999), (47, 896595), (105, 401333), (141, 298865), (235, 179319), (329, 128085), (705, 59773), (987, 42695), (1645, 25617), (4935, 8539)]