15490636

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 32256000

約数和(自身を除く): 16765364

約数列:

[1, 2, 4, 7, 14, 28, 47, 79, 94, 149, 158, 188, 298, 316, 329, 553, 596, 658, 1043, 1106, 1316, 2086, 2212, 3713, 4172, 7003, 7426, 11771, 14006, 14852, 23542, 25991, 28012, 47084, 49021, 51982, 82397, 98042, 103964, 164794, 196084, 329588, 553237, 1106474, 2212948, 3872659, 7745318, 15490636]

約数ペア:

[(1, 15490636), (2, 7745318), (4, 3872659), (7, 2212948), (14, 1106474), (28, 553237), (47, 329588), (79, 196084), (94, 164794), (149, 103964), (158, 98042), (188, 82397), (298, 51982), (316, 49021), (329, 47084), (553, 28012), (596, 25991), (658, 23542), (1043, 14852), (1106, 14006), (1316, 11771), (2086, 7426), (2212, 7003), (3713, 4172)]