12973215

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 21461760

約数和(自身を除く): 8488545

約数列:

[1, 3, 5, 15, 59, 107, 137, 177, 295, 321, 411, 535, 685, 885, 1605, 2055, 6313, 8083, 14659, 18939, 24249, 31565, 40415, 43977, 73295, 94695, 121245, 219885, 864881, 2594643, 4324405, 12973215]

約数ペア:

[(1, 12973215), (3, 4324405), (5, 2594643), (15, 864881), (59, 219885), (107, 121245), (137, 94695), (177, 73295), (295, 43977), (321, 40415), (411, 31565), (535, 24249), (685, 18939), (885, 14659), (1605, 8083), (2055, 6313)]