28989288

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{21191}}^1$

素因数の和:21222

約数の個数: 48

約数和(自身を含む): 82648800

約数和(自身を除く): 53659512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 21191, 42382, 63573, 84764, 127146, 169528, 190719, 254292, 381438, 402629, 508584, 762876, 805258, 1207887, 1525752, 1610516, 2415774, 3221032, 3623661, 4831548, 7247322, 9663096, 14494644, 28989288]

約数ペア:

[(1, 28989288), (2, 14494644), (3, 9663096), (4, 7247322), (6, 4831548), (8, 3623661), (9, 3221032), (12, 2415774), (18, 1610516), (19, 1525752), (24, 1207887), (36, 805258), (38, 762876), (57, 508584), (72, 402629), (76, 381438), (114, 254292), (152, 190719), (171, 169528), (228, 127146), (342, 84764), (456, 63573), (684, 42382), (1368, 21191)]