28949368

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{647}}^1$

素因数の和:724

約数の個数: 64

約数和(自身を含む): 67184640

約数和(自身を除く): 38235272

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 47, 56, 68, 94, 119, 136, 188, 238, 329, 376, 476, 647, 658, 799, 952, 1294, 1316, 1598, 2588, 2632, 3196, 4529, 5176, 5593, 6392, 9058, 10999, 11186, 18116, 21998, 22372, 30409, 36232, 43996, 44744, 60818, 76993, 87992, 121636, 153986, 212863, 243272, 307972, 425726, 516953, 615944, 851452, 1033906, 1702904, 2067812, 3618671, 4135624, 7237342, 14474684, 28949368]

約数ペア:

[(1, 28949368), (2, 14474684), (4, 7237342), (7, 4135624), (8, 3618671), (14, 2067812), (17, 1702904), (28, 1033906), (34, 851452), (47, 615944), (56, 516953), (68, 425726), (94, 307972), (119, 243272), (136, 212863), (188, 153986), (238, 121636), (329, 87992), (376, 76993), (476, 60818), (647, 44744), (658, 43996), (799, 36232), (952, 30409), (1294, 22372), (1316, 21998), (1598, 18116), (2588, 11186), (2632, 10999), (3196, 9058), (4529, 6392), (5176, 5593)]