208518338

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:279

約数の個数: 64

約数和(自身を含む): 383533056

約数和(自身を除く): 175014718

約数列:

[1, 2, 7, 14, 31, 62, 67, 71, 101, 134, 142, 202, 217, 434, 469, 497, 707, 938, 994, 1414, 2077, 2201, 3131, 4154, 4402, 4757, 6262, 6767, 7171, 9514, 13534, 14342, 14539, 15407, 21917, 29078, 30814, 33299, 43834, 47369, 50197, 66598, 94738, 100394, 147467, 209777, 222301, 294934, 419554, 444602, 480457, 960914, 1032269, 1468439, 1556107, 2064538, 2936878, 3112214, 3363199, 6726398, 14894167, 29788334, 104259169, 208518338]

約数ペア:

[(1, 208518338), (2, 104259169), (7, 29788334), (14, 14894167), (31, 6726398), (62, 3363199), (67, 3112214), (71, 2936878), (101, 2064538), (134, 1556107), (142, 1468439), (202, 1032269), (217, 960914), (434, 480457), (469, 444602), (497, 419554), (707, 294934), (938, 222301), (994, 209777), (1414, 147467), (2077, 100394), (2201, 94738), (3131, 66598), (4154, 50197), (4402, 47369), (4757, 43834), (6262, 33299), (6767, 30814), (7171, 29078), (9514, 21917), (13534, 15407), (14342, 14539)]