28183155

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1877}}^1$

素因数の和:1916

約数の個数: 64

約数和(自身を含む): 60576768

約数和(自身を除く): 32393613

約数列:

[1, 3, 5, 7, 11, 13, 15, 21, 33, 35, 39, 55, 65, 77, 91, 105, 143, 165, 195, 231, 273, 385, 429, 455, 715, 1001, 1155, 1365, 1877, 2145, 3003, 5005, 5631, 9385, 13139, 15015, 20647, 24401, 28155, 39417, 61941, 65695, 73203, 103235, 122005, 144529, 170807, 197085, 268411, 309705, 366015, 433587, 512421, 722645, 805233, 854035, 1342055, 1878877, 2167935, 2562105, 4026165, 5636631, 9394385, 28183155]

約数ペア:

[(1, 28183155), (3, 9394385), (5, 5636631), (7, 4026165), (11, 2562105), (13, 2167935), (15, 1878877), (21, 1342055), (33, 854035), (35, 805233), (39, 722645), (55, 512421), (65, 433587), (77, 366015), (91, 309705), (105, 268411), (143, 197085), (165, 170807), (195, 144529), (231, 122005), (273, 103235), (385, 73203), (429, 65695), (455, 61941), (715, 39417), (1001, 28155), (1155, 24401), (1365, 20647), (1877, 15015), (2145, 13139), (3003, 9385), (5005, 5631)]