13113375

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^2\times {\mathrm{17}}^2$

素因数の和:74

約数の個数: 72

約数和(自身を含む): 25478544

約数和(自身を除く): 12365169

約数列:

[1, 3, 5, 11, 15, 17, 25, 33, 51, 55, 75, 85, 121, 125, 165, 187, 255, 275, 289, 363, 375, 425, 561, 605, 825, 867, 935, 1275, 1375, 1445, 1815, 2057, 2125, 2805, 3025, 3179, 4125, 4335, 4675, 6171, 6375, 7225, 9075, 9537, 10285, 14025, 15125, 15895, 21675, 23375, 30855, 34969, 36125, 45375, 47685, 51425, 70125, 79475, 104907, 108375, 154275, 174845, 238425, 257125, 397375, 524535, 771375, 874225, 1192125, 2622675, 4371125, 13113375]

約数ペア:

[(1, 13113375), (3, 4371125), (5, 2622675), (11, 1192125), (15, 874225), (17, 771375), (25, 524535), (33, 397375), (51, 257125), (55, 238425), (75, 174845), (85, 154275), (121, 108375), (125, 104907), (165, 79475), (187, 70125), (255, 51425), (275, 47685), (289, 45375), (363, 36125), (375, 34969), (425, 30855), (561, 23375), (605, 21675), (825, 15895), (867, 15125), (935, 14025), (1275, 10285), (1375, 9537), (1445, 9075), (1815, 7225), (2057, 6375), (2125, 6171), (2805, 4675), (3025, 4335), (3179, 4125)]