28295072

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4001}}^1$

素因数の和:4041

約数の個数: 48

約数和(自身を含む): 63535752

約数和(自身を除く): 35240680

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 208, 221, 272, 416, 442, 544, 884, 1768, 3536, 4001, 7072, 8002, 16004, 32008, 52013, 64016, 68017, 104026, 128032, 136034, 208052, 272068, 416104, 544136, 832208, 884221, 1088272, 1664416, 1768442, 2176544, 3536884, 7073768, 14147536, 28295072]

約数ペア:

[(1, 28295072), (2, 14147536), (4, 7073768), (8, 3536884), (13, 2176544), (16, 1768442), (17, 1664416), (26, 1088272), (32, 884221), (34, 832208), (52, 544136), (68, 416104), (104, 272068), (136, 208052), (208, 136034), (221, 128032), (272, 104026), (416, 68017), (442, 64016), (544, 52013), (884, 32008), (1768, 16004), (3536, 8002), (4001, 7072)]