31540068

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{487}}^1$

素因数の和:761

約数の個数: 72

約数和(自身を含む): 91658112

約数和(自身を除く): 60118044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 257, 487, 514, 771, 974, 1028, 1461, 1542, 1799, 1948, 2313, 2922, 3084, 3409, 3598, 4383, 4626, 5397, 5844, 6818, 7196, 8766, 9252, 10227, 10794, 13636, 16191, 17532, 20454, 21588, 30681, 32382, 40908, 61362, 64764, 122724, 125159, 250318, 375477, 500636, 750954, 876113, 1126431, 1501908, 1752226, 2252862, 2628339, 3504452, 4505724, 5256678, 7885017, 10513356, 15770034, 31540068]

約数ペア:

[(1, 31540068), (2, 15770034), (3, 10513356), (4, 7885017), (6, 5256678), (7, 4505724), (9, 3504452), (12, 2628339), (14, 2252862), (18, 1752226), (21, 1501908), (28, 1126431), (36, 876113), (42, 750954), (63, 500636), (84, 375477), (126, 250318), (252, 125159), (257, 122724), (487, 64764), (514, 61362), (771, 40908), (974, 32382), (1028, 30681), (1461, 21588), (1542, 20454), (1799, 17532), (1948, 16191), (2313, 13636), (2922, 10794), (3084, 10227), (3409, 9252), (3598, 8766), (4383, 7196), (4626, 6818), (5397, 5844)]