28935396

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{577}}^1$

素因数の和:793

約数の個数: 72

約数和(自身を含む): 84156800

約数和(自身を除く): 55221404

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 199, 252, 398, 577, 597, 796, 1154, 1194, 1393, 1731, 1791, 2308, 2388, 2786, 3462, 3582, 4039, 4179, 5193, 5572, 6924, 7164, 8078, 8358, 10386, 12117, 12537, 16156, 16716, 20772, 24234, 25074, 36351, 48468, 50148, 72702, 114823, 145404, 229646, 344469, 459292, 688938, 803761, 1033407, 1377876, 1607522, 2066814, 2411283, 3215044, 4133628, 4822566, 7233849, 9645132, 14467698, 28935396]

約数ペア:

[(1, 28935396), (2, 14467698), (3, 9645132), (4, 7233849), (6, 4822566), (7, 4133628), (9, 3215044), (12, 2411283), (14, 2066814), (18, 1607522), (21, 1377876), (28, 1033407), (36, 803761), (42, 688938), (63, 459292), (84, 344469), (126, 229646), (199, 145404), (252, 114823), (398, 72702), (577, 50148), (597, 48468), (796, 36351), (1154, 25074), (1194, 24234), (1393, 20772), (1731, 16716), (1791, 16156), (2308, 12537), (2388, 12117), (2786, 10386), (3462, 8358), (3582, 8078), (4039, 7164), (4179, 6924), (5193, 5572)]