138688452

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{550351}}^1$

素因数の和:550368

約数の個数: 36

約数和(自身を含む): 400656256

約数和(自身を除く): 261967804

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 550351, 1100702, 1651053, 2201404, 3302106, 3852457, 4953159, 6604212, 7704914, 9906318, 11557371, 15409828, 19812636, 23114742, 34672113, 46229484, 69344226, 138688452]

約数ペア:

[(1, 138688452), (2, 69344226), (3, 46229484), (4, 34672113), (6, 23114742), (7, 19812636), (9, 15409828), (12, 11557371), (14, 9906318), (18, 7704914), (21, 6604212), (28, 4953159), (36, 3852457), (42, 3302106), (63, 2201404), (84, 1651053), (126, 1100702), (252, 550351)]