12639795

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{593}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 24377760

約数和(自身を除く): 11737965

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 49, 87, 105, 145, 147, 203, 245, 435, 593, 609, 735, 1015, 1421, 1779, 2965, 3045, 4151, 4263, 7105, 8895, 12453, 17197, 20755, 21315, 29057, 51591, 62265, 85985, 87171, 120379, 145285, 257955, 361137, 435855, 601895, 842653, 1805685, 2527959, 4213265, 12639795]

約数ペア:

[(1, 12639795), (3, 4213265), (5, 2527959), (7, 1805685), (15, 842653), (21, 601895), (29, 435855), (35, 361137), (49, 257955), (87, 145285), (105, 120379), (145, 87171), (147, 85985), (203, 62265), (245, 51591), (435, 29057), (593, 21315), (609, 20755), (735, 17197), (1015, 12453), (1421, 8895), (1779, 7105), (2965, 4263), (3045, 4151)]