31005856

素因数分解:

$2^5\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1427}}^1$

素因数の和:1541

約数の個数: 48

約数和(自身を含む): 70531776

約数和(自身を除く): 39525920

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 97, 112, 194, 224, 388, 679, 776, 1358, 1427, 1552, 2716, 2854, 3104, 5432, 5708, 9989, 10864, 11416, 19978, 21728, 22832, 39956, 45664, 79912, 138419, 159824, 276838, 319648, 553676, 968933, 1107352, 1937866, 2214704, 3875732, 4429408, 7751464, 15502928, 31005856]

約数ペア:

[(1, 31005856), (2, 15502928), (4, 7751464), (7, 4429408), (8, 3875732), (14, 2214704), (16, 1937866), (28, 1107352), (32, 968933), (56, 553676), (97, 319648), (112, 276838), (194, 159824), (224, 138419), (388, 79912), (679, 45664), (776, 39956), (1358, 22832), (1427, 21728), (1552, 19978), (2716, 11416), (2854, 10864), (3104, 9989), (5432, 5708)]