69512013

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1$

素因数の和:140

約数の個数: 60

約数和(自身を含む): 115346880

約数和(自身を除く): 45834867

約数列:

[1, 3, 9, 19, 27, 31, 47, 57, 81, 93, 141, 171, 279, 423, 513, 589, 837, 893, 961, 1269, 1457, 1539, 1767, 2511, 2679, 2883, 3807, 4371, 5301, 8037, 8649, 13113, 15903, 18259, 24111, 25947, 27683, 39339, 45167, 47709, 54777, 72333, 77841, 83049, 118017, 135501, 164331, 249147, 406503, 492993, 747441, 858173, 1219509, 1478979, 2242323, 2574519, 3658527, 7723557, 23170671, 69512013]

約数ペア:

[(1, 69512013), (3, 23170671), (9, 7723557), (19, 3658527), (27, 2574519), (31, 2242323), (47, 1478979), (57, 1219509), (81, 858173), (93, 747441), (141, 492993), (171, 406503), (279, 249147), (423, 164331), (513, 135501), (589, 118017), (837, 83049), (893, 77841), (961, 72333), (1269, 54777), (1457, 47709), (1539, 45167), (1767, 39339), (2511, 27683), (2679, 25947), (2883, 24111), (3807, 18259), (4371, 15903), (5301, 13113), (8037, 8649)]