27778374

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6983}}^1$

素因数の和:7021

約数の個数: 48

約数和(自身を含む): 68638752

約数和(自身を除く): 40860378

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 1326, 1989, 3978, 6983, 13966, 20949, 41898, 62847, 90779, 118711, 125694, 181558, 237422, 272337, 356133, 544674, 712266, 817011, 1068399, 1543243, 1634022, 2136798, 3086486, 4629729, 9259458, 13889187, 27778374]

約数ペア:

[(1, 27778374), (2, 13889187), (3, 9259458), (6, 4629729), (9, 3086486), (13, 2136798), (17, 1634022), (18, 1543243), (26, 1068399), (34, 817011), (39, 712266), (51, 544674), (78, 356133), (102, 272337), (117, 237422), (153, 181558), (221, 125694), (234, 118711), (306, 90779), (442, 62847), (663, 41898), (1326, 20949), (1989, 13966), (3978, 6983)]