80772237

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1$

素因数の和:299

約数の個数: 72

約数和(自身を含む): 148929144

約数和(自身を除く): 68156907

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 73, 91, 117, 147, 193, 219, 273, 441, 511, 579, 637, 657, 819, 949, 1351, 1533, 1737, 1911, 2509, 2847, 3577, 4053, 4599, 5733, 6643, 7527, 8541, 9457, 10731, 12159, 14089, 17563, 19929, 22581, 28371, 32193, 42267, 46501, 52689, 59787, 85113, 98623, 122941, 126801, 139503, 158067, 183157, 295869, 368823, 418509, 549471, 690361, 887607, 1106469, 1282099, 1648413, 2071083, 3846297, 6213249, 8974693, 11538891, 26924079, 80772237]

約数ペア:

[(1, 80772237), (3, 26924079), (7, 11538891), (9, 8974693), (13, 6213249), (21, 3846297), (39, 2071083), (49, 1648413), (63, 1282099), (73, 1106469), (91, 887607), (117, 690361), (147, 549471), (193, 418509), (219, 368823), (273, 295869), (441, 183157), (511, 158067), (579, 139503), (637, 126801), (657, 122941), (819, 98623), (949, 85113), (1351, 59787), (1533, 52689), (1737, 46501), (1911, 42267), (2509, 32193), (2847, 28371), (3577, 22581), (4053, 19929), (4599, 17563), (5733, 14089), (6643, 12159), (7527, 10731), (8541, 9457)]