71821764

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{285007}}^1$

素因数の和:285024

約数の個数: 36

約数和(自身を含む): 207485824

約数和(自身を除く): 135664060

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 285007, 570014, 855021, 1140028, 1710042, 1995049, 2565063, 3420084, 3990098, 5130126, 5985147, 7980196, 10260252, 11970294, 17955441, 23940588, 35910882, 71821764]

約数ペア:

[(1, 71821764), (2, 35910882), (3, 23940588), (4, 17955441), (6, 11970294), (7, 10260252), (9, 7980196), (12, 5985147), (14, 5130126), (18, 3990098), (21, 3420084), (28, 2565063), (36, 1995049), (42, 1710042), (63, 1140028), (84, 855021), (126, 570014), (252, 285007)]