28912208

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1433}}^1$

素因数の和:1551

約数の個数: 40

約数和(自身を含む): 60990888

約数和(自身を除く): 32078680

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 97, 104, 194, 208, 388, 776, 1261, 1433, 1552, 2522, 2866, 5044, 5732, 10088, 11464, 18629, 20176, 22928, 37258, 74516, 139001, 149032, 278002, 298064, 556004, 1112008, 1807013, 2224016, 3614026, 7228052, 14456104, 28912208]

約数ペア:

[(1, 28912208), (2, 14456104), (4, 7228052), (8, 3614026), (13, 2224016), (16, 1807013), (26, 1112008), (52, 556004), (97, 298064), (104, 278002), (194, 149032), (208, 139001), (388, 74516), (776, 37258), (1261, 22928), (1433, 20176), (1552, 18629), (2522, 11464), (2866, 10088), (5044, 5732)]