31322816

素因数分解:

$2^6\times 7^1\times {\mathrm{139}}^1\times {\mathrm{503}}^1$

素因数の和:661

約数の個数: 56

約数和(自身を含む): 71688960

約数和(自身を除く): 40366144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 139, 224, 278, 448, 503, 556, 973, 1006, 1112, 1946, 2012, 2224, 3521, 3892, 4024, 4448, 7042, 7784, 8048, 8896, 14084, 15568, 16096, 28168, 31136, 32192, 56336, 62272, 69917, 112672, 139834, 225344, 279668, 489419, 559336, 978838, 1118672, 1957676, 2237344, 3915352, 4474688, 7830704, 15661408, 31322816]

約数ペア:

[(1, 31322816), (2, 15661408), (4, 7830704), (7, 4474688), (8, 3915352), (14, 2237344), (16, 1957676), (28, 1118672), (32, 978838), (56, 559336), (64, 489419), (112, 279668), (139, 225344), (224, 139834), (278, 112672), (448, 69917), (503, 62272), (556, 56336), (973, 32192), (1006, 31136), (1112, 28168), (1946, 16096), (2012, 15568), (2224, 14084), (3521, 8896), (3892, 8048), (4024, 7784), (4448, 7042)]