289455842

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{7417}}^1$

素因数の和:7530

約数の個数: 32

約数和(自身を含む): 498489600

約数和(自身を除く): 209033758

約数列:

[1, 2, 13, 19, 26, 38, 79, 158, 247, 494, 1027, 1501, 2054, 3002, 7417, 14834, 19513, 39026, 96421, 140923, 192842, 281846, 585943, 1171886, 1831999, 3663998, 7617259, 11132917, 15234518, 22265834, 144727921, 289455842]

約数ペア:

[(1, 289455842), (2, 144727921), (13, 22265834), (19, 15234518), (26, 11132917), (38, 7617259), (79, 3663998), (158, 1831999), (247, 1171886), (494, 585943), (1027, 281846), (1501, 192842), (2054, 140923), (3002, 96421), (7417, 39026), (14834, 19513)]