128037728

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43969}}^1$

素因数の和:43999

約数の個数: 48

約数和(自身を含む): 310252320

約数和(自身を除く): 182214592

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 43969, 87938, 175876, 307783, 351752, 571597, 615566, 703504, 1143194, 1231132, 1407008, 2286388, 2462264, 4001179, 4572776, 4924528, 8002358, 9145552, 9849056, 16004716, 18291104, 32009432, 64018864, 128037728]

約数ペア:

[(1, 128037728), (2, 64018864), (4, 32009432), (7, 18291104), (8, 16004716), (13, 9849056), (14, 9145552), (16, 8002358), (26, 4924528), (28, 4572776), (32, 4001179), (52, 2462264), (56, 2286388), (91, 1407008), (104, 1231132), (112, 1143194), (182, 703504), (208, 615566), (224, 571597), (364, 351752), (416, 307783), (728, 175876), (1456, 87938), (2912, 43969)]