428702985

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{1951}}^1$

素因数の和:2238

約数の個数: 48

約数和(自身を含む): 785640960

約数和(自身を除く): 356937975

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 257, 285, 771, 855, 1285, 1951, 2313, 3855, 4883, 5853, 9755, 11565, 14649, 17559, 24415, 29265, 37069, 43947, 73245, 87795, 111207, 185345, 219735, 333621, 501407, 556035, 1504221, 1668105, 2507035, 4512663, 7521105, 9526733, 22563315, 28580199, 47633665, 85740597, 142900995, 428702985]

約数ペア:

[(1, 428702985), (3, 142900995), (5, 85740597), (9, 47633665), (15, 28580199), (19, 22563315), (45, 9526733), (57, 7521105), (95, 4512663), (171, 2507035), (257, 1668105), (285, 1504221), (771, 556035), (855, 501407), (1285, 333621), (1951, 219735), (2313, 185345), (3855, 111207), (4883, 87795), (5853, 73245), (9755, 43947), (11565, 37069), (14649, 29265), (17559, 24415)]