71348739

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{653}}^1$

素因数の和:728

約数の個数: 48

約数和(自身を含む): 122470656

約数和(自身を除く): 51121917

約数列:

[1, 3, 7, 11, 21, 33, 43, 77, 121, 129, 231, 301, 363, 473, 653, 847, 903, 1419, 1959, 2541, 3311, 4571, 5203, 7183, 9933, 13713, 15609, 21549, 28079, 36421, 50281, 79013, 84237, 109263, 150843, 196553, 237039, 308869, 553091, 589659, 926607, 1659273, 2162083, 3397559, 6486249, 10192677, 23782913, 71348739]

約数ペア:

[(1, 71348739), (3, 23782913), (7, 10192677), (11, 6486249), (21, 3397559), (33, 2162083), (43, 1659273), (77, 926607), (121, 589659), (129, 553091), (231, 308869), (301, 237039), (363, 196553), (473, 150843), (653, 109263), (847, 84237), (903, 79013), (1419, 50281), (1959, 36421), (2541, 28079), (3311, 21549), (4571, 15609), (5203, 13713), (7183, 9933)]