387938888

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{269}}^1\times {\mathrm{2539}}^1$

素因数の和:2885

約数の個数: 32

約数和(自身を含む): 740664000

約数和(自身を除く): 352725112

約数列:

[1, 2, 4, 8, 71, 142, 269, 284, 538, 568, 1076, 2152, 2539, 5078, 10156, 19099, 20312, 38198, 76396, 152792, 180269, 360538, 682991, 721076, 1365982, 1442152, 2731964, 5463928, 48492361, 96984722, 193969444, 387938888]

約数ペア:

[(1, 387938888), (2, 193969444), (4, 96984722), (8, 48492361), (71, 5463928), (142, 2731964), (269, 1442152), (284, 1365982), (538, 721076), (568, 682991), (1076, 360538), (2152, 180269), (2539, 152792), (5078, 76396), (10156, 38198), (19099, 20312)]