138687836

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{389}}^1$

素因数の和:531

約数の個数: 72

約数和(自身を含む): 302505840

約数和(自身を除く): 163818004

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 107, 119, 196, 214, 238, 389, 428, 476, 749, 778, 833, 1498, 1556, 1666, 1819, 2723, 2996, 3332, 3638, 5243, 5446, 6613, 7276, 10486, 10892, 12733, 13226, 19061, 20972, 25466, 26452, 38122, 41623, 46291, 50932, 76244, 83246, 89131, 92582, 166492, 178262, 185164, 291361, 324037, 356524, 582722, 648074, 707591, 1165444, 1296148, 1415182, 2039527, 2830364, 4079054, 4953137, 8158108, 9906274, 19812548, 34671959, 69343918, 138687836]

約数ペア:

[(1, 138687836), (2, 69343918), (4, 34671959), (7, 19812548), (14, 9906274), (17, 8158108), (28, 4953137), (34, 4079054), (49, 2830364), (68, 2039527), (98, 1415182), (107, 1296148), (119, 1165444), (196, 707591), (214, 648074), (238, 582722), (389, 356524), (428, 324037), (476, 291361), (749, 185164), (778, 178262), (833, 166492), (1498, 92582), (1556, 89131), (1666, 83246), (1819, 76244), (2723, 50932), (2996, 46291), (3332, 41623), (3638, 38122), (5243, 26452), (5446, 25466), (6613, 20972), (7276, 19061), (10486, 13226), (10892, 12733)]