12937925

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1$

素因数の和:99

約数の個数: 72

約数和(自身を含む): 22165248

約数和(自身を除く): 9227323

約数列:

[1, 5, 7, 11, 13, 25, 35, 47, 55, 65, 77, 91, 121, 143, 175, 235, 275, 325, 329, 385, 455, 517, 605, 611, 715, 847, 1001, 1175, 1573, 1645, 1925, 2275, 2585, 3025, 3055, 3575, 3619, 4235, 4277, 5005, 5687, 6721, 7865, 8225, 11011, 12925, 15275, 18095, 21175, 21385, 25025, 28435, 33605, 39325, 39809, 47047, 55055, 73931, 90475, 106925, 142175, 168025, 199045, 235235, 275275, 369655, 517517, 995225, 1176175, 1848275, 2587585, 12937925]

約数ペア:

[(1, 12937925), (5, 2587585), (7, 1848275), (11, 1176175), (13, 995225), (25, 517517), (35, 369655), (47, 275275), (55, 235235), (65, 199045), (77, 168025), (91, 142175), (121, 106925), (143, 90475), (175, 73931), (235, 55055), (275, 47047), (325, 39809), (329, 39325), (385, 33605), (455, 28435), (517, 25025), (605, 21385), (611, 21175), (715, 18095), (847, 15275), (1001, 12925), (1175, 11011), (1573, 8225), (1645, 7865), (1925, 6721), (2275, 5687), (2585, 5005), (3025, 4277), (3055, 4235), (3575, 3619)]