131386976

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{30871}}^1$

素因数の和:30907

約数の個数: 48

約数和(自身を含む): 311189760

約数和(自身を除く): 179802784

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 30871, 61742, 123484, 216097, 246968, 432194, 493936, 586549, 864388, 987872, 1173098, 1728776, 2346196, 3457552, 4105843, 4692392, 6915104, 8211686, 9384784, 16423372, 18769568, 32846744, 65693488, 131386976]

約数ペア:

[(1, 131386976), (2, 65693488), (4, 32846744), (7, 18769568), (8, 16423372), (14, 9384784), (16, 8211686), (19, 6915104), (28, 4692392), (32, 4105843), (38, 3457552), (56, 2346196), (76, 1728776), (112, 1173098), (133, 987872), (152, 864388), (224, 586549), (266, 493936), (304, 432194), (532, 246968), (608, 216097), (1064, 123484), (2128, 61742), (4256, 30871)]