42496748

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 87494400

約数和(自身を除く): 44997652

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 139, 179, 244, 278, 358, 427, 556, 716, 854, 973, 1253, 1708, 1946, 2506, 3892, 5012, 8479, 10919, 16958, 21838, 24881, 33916, 43676, 49762, 59353, 76433, 99524, 118706, 152866, 174167, 237412, 305732, 348334, 696668, 1517741, 3035482, 6070964, 10624187, 21248374, 42496748]

約数ペア:

[(1, 42496748), (2, 21248374), (4, 10624187), (7, 6070964), (14, 3035482), (28, 1517741), (61, 696668), (122, 348334), (139, 305732), (179, 237412), (244, 174167), (278, 152866), (358, 118706), (427, 99524), (556, 76433), (716, 59353), (854, 49762), (973, 43676), (1253, 33916), (1708, 24881), (1946, 21838), (2506, 16958), (3892, 10919), (5012, 8479)]