28572492

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{193}}^1$

素因数の和:299

約数の個数: 72

約数和(自身を含む): 73560144

約数和(自身を除く): 44987652

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 73, 78, 146, 156, 169, 193, 219, 292, 338, 386, 438, 507, 579, 676, 772, 876, 949, 1014, 1158, 1898, 2028, 2316, 2509, 2847, 3796, 5018, 5694, 7527, 10036, 11388, 12337, 14089, 15054, 24674, 28178, 30108, 32617, 37011, 42267, 49348, 56356, 65234, 74022, 84534, 97851, 130468, 148044, 169068, 183157, 195702, 366314, 391404, 549471, 732628, 1098942, 2197884, 2381041, 4762082, 7143123, 9524164, 14286246, 28572492]

約数ペア:

[(1, 28572492), (2, 14286246), (3, 9524164), (4, 7143123), (6, 4762082), (12, 2381041), (13, 2197884), (26, 1098942), (39, 732628), (52, 549471), (73, 391404), (78, 366314), (146, 195702), (156, 183157), (169, 169068), (193, 148044), (219, 130468), (292, 97851), (338, 84534), (386, 74022), (438, 65234), (507, 56356), (579, 49348), (676, 42267), (772, 37011), (876, 32617), (949, 30108), (1014, 28178), (1158, 24674), (1898, 15054), (2028, 14089), (2316, 12337), (2509, 11388), (2847, 10036), (3796, 7527), (5018, 5694)]