28731615

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{10243}}^1$

素因数の和:10279

約数の個数: 32

約数和(自身を含む): 53104896

約数和(自身を除く): 24373281

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 10243, 30729, 51215, 112673, 153645, 174131, 338019, 522393, 563365, 870655, 1690095, 1915441, 2611965, 5746323, 9577205, 28731615]

約数ペア:

[(1, 28731615), (3, 9577205), (5, 5746323), (11, 2611965), (15, 1915441), (17, 1690095), (33, 870655), (51, 563365), (55, 522393), (85, 338019), (165, 174131), (187, 153645), (255, 112673), (561, 51215), (935, 30729), (2805, 10243)]