78269985

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1621}}^1$

素因数の和:1698

約数の個数: 48

約数和(自身を含む): 144228240

約数和(自身を除く): 65958255

約数列:

[1, 3, 5, 9, 15, 29, 37, 45, 87, 111, 145, 185, 261, 333, 435, 555, 1073, 1305, 1621, 1665, 3219, 4863, 5365, 8105, 9657, 14589, 16095, 24315, 47009, 48285, 59977, 72945, 141027, 179931, 235045, 299885, 423081, 539793, 705135, 899655, 1739333, 2115405, 2698965, 5217999, 8696665, 15653997, 26089995, 78269985]

約数ペア:

[(1, 78269985), (3, 26089995), (5, 15653997), (9, 8696665), (15, 5217999), (29, 2698965), (37, 2115405), (45, 1739333), (87, 899655), (111, 705135), (145, 539793), (185, 423081), (261, 299885), (333, 235045), (435, 179931), (555, 141027), (1073, 72945), (1305, 59977), (1621, 48285), (1665, 47009), (3219, 24315), (4863, 16095), (5365, 14589), (8105, 9657)]