72223785

素因数分解:

$3^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{2801}}^1$

素因数の和:3006

約数の個数: 32

約数和(自身を含む): 129116160

約数和(自身を除く): 56892375

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 191, 573, 955, 1719, 2801, 2865, 5157, 8403, 8595, 14005, 25209, 25785, 42015, 75627, 126045, 378135, 534991, 1604973, 2674955, 4814919, 8024865, 14444757, 24074595, 72223785]

約数ペア:

[(1, 72223785), (3, 24074595), (5, 14444757), (9, 8024865), (15, 4814919), (27, 2674955), (45, 1604973), (135, 534991), (191, 378135), (573, 126045), (955, 75627), (1719, 42015), (2801, 25785), (2865, 25209), (5157, 14005), (8403, 8595)]