243391311

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{947}}^1$

素因数の和:1145

約数の個数: 40

約数和(自身を含む): 385418880

約数和(自身を除く): 142027569

約数列:

[1, 3, 9, 19, 27, 57, 81, 167, 171, 501, 513, 947, 1503, 1539, 2841, 3173, 4509, 8523, 9519, 13527, 17993, 25569, 28557, 53979, 76707, 85671, 158149, 161937, 257013, 474447, 485811, 1423341, 1457433, 3004831, 4270023, 9014493, 12810069, 27043479, 81130437, 243391311]

約数ペア:

[(1, 243391311), (3, 81130437), (9, 27043479), (19, 12810069), (27, 9014493), (57, 4270023), (81, 3004831), (167, 1457433), (171, 1423341), (501, 485811), (513, 474447), (947, 257013), (1503, 161937), (1539, 158149), (2841, 85671), (3173, 76707), (4509, 53979), (8523, 28557), (9519, 25569), (13527, 17993)]