28947492

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{313}}^1\times {\mathrm{367}}^1$

素因数の和:697

約数の個数: 72

約数和(自身を含む): 84121856

約数和(自身を除く): 55174364

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 313, 367, 626, 734, 939, 1101, 1252, 1468, 1878, 2191, 2202, 2569, 2817, 3303, 3756, 4382, 4404, 5138, 5634, 6573, 6606, 7707, 8764, 10276, 11268, 13146, 13212, 15414, 19719, 23121, 26292, 30828, 39438, 46242, 78876, 92484, 114871, 229742, 344613, 459484, 689226, 804097, 1033839, 1378452, 1608194, 2067678, 2412291, 3216388, 4135356, 4824582, 7236873, 9649164, 14473746, 28947492]

約数ペア:

[(1, 28947492), (2, 14473746), (3, 9649164), (4, 7236873), (6, 4824582), (7, 4135356), (9, 3216388), (12, 2412291), (14, 2067678), (18, 1608194), (21, 1378452), (28, 1033839), (36, 804097), (42, 689226), (63, 459484), (84, 344613), (126, 229742), (252, 114871), (313, 92484), (367, 78876), (626, 46242), (734, 39438), (939, 30828), (1101, 26292), (1252, 23121), (1468, 19719), (1878, 15414), (2191, 13212), (2202, 13146), (2569, 11268), (2817, 10276), (3303, 8764), (3756, 7707), (4382, 6606), (4404, 6573), (5138, 5634)]