31478944

素因数分解:

$2^5\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1579}}^1$

素因数の和:1685

約数の個数: 48

約数和(自身を含む): 71668800

約数和(自身を除く): 40189856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 89, 112, 178, 224, 356, 623, 712, 1246, 1424, 1579, 2492, 2848, 3158, 4984, 6316, 9968, 11053, 12632, 19936, 22106, 25264, 44212, 50528, 88424, 140531, 176848, 281062, 353696, 562124, 983717, 1124248, 1967434, 2248496, 3934868, 4496992, 7869736, 15739472, 31478944]

約数ペア:

[(1, 31478944), (2, 15739472), (4, 7869736), (7, 4496992), (8, 3934868), (14, 2248496), (16, 1967434), (28, 1124248), (32, 983717), (56, 562124), (89, 353696), (112, 281062), (178, 176848), (224, 140531), (356, 88424), (623, 50528), (712, 44212), (1246, 25264), (1424, 22106), (1579, 19936), (2492, 12632), (2848, 11053), (3158, 9968), (4984, 6316)]