987156768

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{790991}}^1$

素因数の和:791017

約数の個数: 48

約数和(自身を含む): 2790619776

約数和(自身を除く): 1803463008

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 790991, 1581982, 2372973, 3163964, 4745946, 6327928, 9491892, 10282883, 12655856, 18983784, 20565766, 25311712, 30848649, 37967568, 41131532, 61697298, 75935136, 82263064, 123394596, 164526128, 246789192, 329052256, 493578384, 987156768]

約数ペア:

[(1, 987156768), (2, 493578384), (3, 329052256), (4, 246789192), (6, 164526128), (8, 123394596), (12, 82263064), (13, 75935136), (16, 61697298), (24, 41131532), (26, 37967568), (32, 30848649), (39, 25311712), (48, 20565766), (52, 18983784), (78, 12655856), (96, 10282883), (104, 9491892), (156, 6327928), (208, 4745946), (312, 3163964), (416, 2372973), (624, 1581982), (1248, 790991)]