87842013

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1459}}^1$

素因数の和:1577

約数の個数: 32

約数和(自身を含む): 139038720

約数和(自身を除く): 51196707

約数列:

[1, 3, 7, 21, 47, 61, 141, 183, 329, 427, 987, 1281, 1459, 2867, 4377, 8601, 10213, 20069, 30639, 60207, 68573, 88999, 205719, 266997, 480011, 622993, 1440033, 1868979, 4182953, 12548859, 29280671, 87842013]

約数ペア:

[(1, 87842013), (3, 29280671), (7, 12548859), (21, 4182953), (47, 1868979), (61, 1440033), (141, 622993), (183, 480011), (329, 266997), (427, 205719), (987, 88999), (1281, 68573), (1459, 60207), (2867, 30639), (4377, 20069), (8601, 10213)]