214872008

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{1543}}^1$

素因数の和:1678

約数の個数: 48

約数和(自身を含む): 440781120

約数和(自身を除く): 225909112

約数列:

[1, 2, 4, 8, 13, 26, 52, 103, 104, 169, 206, 338, 412, 676, 824, 1339, 1352, 1543, 2678, 3086, 5356, 6172, 10712, 12344, 17407, 20059, 34814, 40118, 69628, 80236, 139256, 158929, 160472, 260767, 317858, 521534, 635716, 1043068, 1271432, 2066077, 2086136, 4132154, 8264308, 16528616, 26859001, 53718002, 107436004, 214872008]

約数ペア:

[(1, 214872008), (2, 107436004), (4, 53718002), (8, 26859001), (13, 16528616), (26, 8264308), (52, 4132154), (103, 2086136), (104, 2066077), (169, 1271432), (206, 1043068), (338, 635716), (412, 521534), (676, 317858), (824, 260767), (1339, 160472), (1352, 158929), (1543, 139256), (2678, 80236), (3086, 69628), (5356, 40118), (6172, 34814), (10712, 20059), (12344, 17407)]