28471092

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:273

約数の個数: 72

約数和(自身を含む): 73170720

約数和(自身を除く): 44699628

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 101, 139, 156, 169, 202, 278, 303, 338, 404, 417, 507, 556, 606, 676, 834, 1014, 1212, 1313, 1668, 1807, 2028, 2626, 3614, 3939, 5252, 5421, 7228, 7878, 10842, 14039, 15756, 17069, 21684, 23491, 28078, 34138, 42117, 46982, 51207, 56156, 68276, 70473, 84234, 93964, 102414, 140946, 168468, 182507, 204828, 281892, 365014, 547521, 730028, 1095042, 2190084, 2372591, 4745182, 7117773, 9490364, 14235546, 28471092]

約数ペア:

[(1, 28471092), (2, 14235546), (3, 9490364), (4, 7117773), (6, 4745182), (12, 2372591), (13, 2190084), (26, 1095042), (39, 730028), (52, 547521), (78, 365014), (101, 281892), (139, 204828), (156, 182507), (169, 168468), (202, 140946), (278, 102414), (303, 93964), (338, 84234), (404, 70473), (417, 68276), (507, 56156), (556, 51207), (606, 46982), (676, 42117), (834, 34138), (1014, 28078), (1212, 23491), (1313, 21684), (1668, 17069), (1807, 15756), (2028, 14039), (2626, 10842), (3614, 7878), (3939, 7228), (5252, 5421)]