159970215

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{1481}}^1$

素因数の和:1887

約数の個数: 32

約数和(自身を含む): 270316800

約数和(自身を除く): 110346585

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 379, 1137, 1481, 1895, 4443, 5685, 7201, 7405, 21603, 22215, 28139, 36005, 84417, 108015, 140695, 422085, 561299, 1683897, 2806495, 8419485, 10664681, 31994043, 53323405, 159970215]

約数ペア:

[(1, 159970215), (3, 53323405), (5, 31994043), (15, 10664681), (19, 8419485), (57, 2806495), (95, 1683897), (285, 561299), (379, 422085), (1137, 140695), (1481, 108015), (1895, 84417), (4443, 36005), (5685, 28139), (7201, 22215), (7405, 21603)]