28305471818

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{11731}}^1$

素因数の和:11919

約数の個数: 64

約数和(自身を含む): 49810505472

約数和(自身を除く): 21505033654

約数列:

[1, 2, 13, 17, 26, 34, 53, 103, 106, 206, 221, 442, 689, 901, 1339, 1378, 1751, 1802, 2678, 3502, 5459, 10918, 11713, 11731, 22763, 23426, 23462, 45526, 70967, 92803, 141934, 152503, 185606, 199427, 305006, 398854, 621743, 1206439, 1208293, 1243486, 2412878, 2416586, 2592551, 5185102, 8082659, 10569631, 15707809, 16165318, 20540981, 21139262, 31415618, 41081962, 64039529, 128079058, 137405203, 267032753, 274810406, 534065506, 832513877, 1088671993, 1665027754, 2177343986, 14152735909, 28305471818]

約数ペア:

[(1, 28305471818), (2, 14152735909), (13, 2177343986), (17, 1665027754), (26, 1088671993), (34, 832513877), (53, 534065506), (103, 274810406), (106, 267032753), (206, 137405203), (221, 128079058), (442, 64039529), (689, 41081962), (901, 31415618), (1339, 21139262), (1378, 20540981), (1751, 16165318), (1802, 15707809), (2678, 10569631), (3502, 8082659), (5459, 5185102), (10918, 2592551), (11713, 2416586), (11731, 2412878), (22763, 1243486), (23426, 1208293), (23462, 1206439), (45526, 621743), (70967, 398854), (92803, 305006), (141934, 199427), (152503, 185606)]